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IB Chemistry EE examples

Filter exemplars, how does the amount of bioavailable lycopene in mg per 100 g of tomato pulp change with heat treatment for 15 minutes in 40, 60, 80, and 100 degrees celsius, investigated with spectrophotometry using wavelengths of length 503 nm, to what extent do the botanical origin of starch (potato, wheat, rice, cassava and corn) and different concentrations of glycerol (5.6×10-5 , 1.7×10- 4 and 2.8×10-4 in moldm-3) contribute to improving the tensile strength (calculated through young’s modulus) and biodegradability (tested through soil burial test) of the biodegradable plastic produced, want to get full marks for your ee allow us to review it for you 🎯, to what extent does the type of alcohol used in the fischer-speier esterification reaction affect the average rate of reaction as measured through back titration., how does 5g of different types of oils (palm oil, avocado oil, castor oil, and olive oil) contribute to the production of soap bars with a ph level closest to 7 measured at constant temperature (50°c) and after constant time of refluxing (30 minutes) through the saponification process, how does the concentration of harpagoside, which is identified by the surface area of the spot on the chromatography paper, changes in the equine mane over the period of one month after gradual consumption of the supplement “devil’s claw”, fast track your coursework with mark schemes moderated by ib examiners. upgrade now 🚀, how does the type of solvent (ethanol, propanone) and its solvent to water ratio (20%, 40%, 60%, 80%, 100% v/v) in the extraction of polyphenols via ultrasound-assisted extraction (uae), affect the total phenolic content extracted from rosemary (rosmarinus officinalis), quantified by folin-ciocalteu assay, what effect does changing the concentration of the reagent, chitosan glycolate solution, have on the formation rate and the di↵usion coecient observed in the formation of liesegang rings in the reaction of the polymer-analogous transformation, from salt to base, of chitosan, how does varying the solution ph and sodium ethanoate concentration affect the rate and yield of ethane production from its electrolysis, how does the application of different corrosion inhibitors (green tea extract, acrylic paint, chrome plating) on iron affect the amount of rust produced and the rate of corrosion of an iron nail in a 3.5% nacl solution as measured through spectrophotometric and mass-loss methods, effect of storage temperature and time on the vitamin c concnetration in citrus fruit juices, “how quick is the rate of neutralization of 5 cm3, 1 m sodium hydroxide by fatty acids, produced through the hydrolysis of milk fat, catalyzed by lipase enzyme from different seeds”, how do benzodiazepine chemicals temazepam, triazolam, flurazepam, estazolam and midazolam, in certain anxiolytic and sleep-inducing pills, manipulate neurochemistry and metabolic rates to induce sleepiness and reduce insomnia, how does varying the adsorption duration (5, 10, 15, 20, 25, 30 minutes) and eggshell powder adsorbent dosage (0.10, 0.15, 0.20, 0.25, 0.30, 0.35 grams) affect the manganese(vii) ions concentration in wastewater, which method of determination of the amount of copper in brass yields the most accurate result: iodometric titration, spectrophotometry or potentiometry, determining the total mass phenolic and the total mass flavonoid contents of 5 different apple varieties, how does varying steamed or non-steamed vegetables affect the content of iron present, including the effect on an anemic individual’s diet, to what extent does the pka of natural indicators, isobestic points and transmittance patterns vary from the pka of the universal indicator analysis by a spectrophotometer for finding the ideal indicator by prioritising its accessibility (cost of vegetables) and effectiveness for agricultural usage., what effects does varying the identity and concentration of cation in salt solutions; sodium chloride, potassium chloride and lithium chloride, have on aggregation of silver nanoparticles manufactured through a reduction reaction, how does the yield of synthesis gas obtained from pyrolysis compare to gasification in the chemical recycling of polyethene and polypropene, to what extent does the concentration of sulfuric acid in a lead-acid cell affect the voltage at the end of a discharge cycle and the accumulation of lead sulfate on a lead electrode at standard thermodynamic conditions, how does the storing time (8 years, 7 months, 5 months, 3 months, 1 month, 1 day) affect the composition of coca-cola drinks, considering h3po4 concentration and sugar content, is the amount of sulfur dioxide in disposable chopsticks a potential health hazard, an investigation into the effect of concentration of primary alcohols and hexane and the effect of the amount of carbon atoms within the alcohol to the enthalpy of combustion of the mixture, what is the effect of varying the amount of cac03 needed to reverse the effects of acid rain the acidity of soil", to what extent does the iodine value, and the acid value of the oil, and oxidative stability affect the hydrolysis rate of fatty acids in oil, an investigation into the chemiluminescence of luminol, comparison between the effects of the addition of various cations via salt solution on the aggregation of silver nanoparticles synthesized via the reduction method.

100 IB Extended Essay Topic Ideas!

extended essay in chemistry topics

One of the biggest keys to the Extended Essay is choosing which subject you want to write your work in and developing that crucial research question. Read on to find inspiration for topics across a wide range of subjects.

Extended Essay: The Love/Hate aspect of the IB

One of the biggest keys to the Extended Essay is choosing which subject you want to write your work in and developing that crucial research question. Annoyingly, coming up with that idea and research question can be the toughest part of the entire process. Writing 4,000 words about something you are interested in is a big ask and it often feels impossible to narrow down your thoughts. To make everything super clear, here are 100 Extended Essay Topics for you to draw inspiration from! Use these as a springboard to create your own research question !

Get Support from A Top Tutor Today

At Lanterna we have over 300 tutors who smashed their Extended Essay. They know exactly how to get an A in your EE and can give you tips and tricks on how you can do the same. What are you waiting for? Get your own tutor today !

How to Begin Your IB Extended Essay

To make everything super clear, here are 100 Extended Essay Topics for you to draw inspiration from! Use these as a springboard to  create your own research question !

Get Support from a Top Tutor Today

At Lanterna, we have over 300 tutors who smashed their Extended Essay. They know exactly how to get an A in your EE and can give you tips and tricks on how you can do the same. What are you waiting for? Get your own tutor today!

10 Steps to Writing an Extended Essay

Before we look at specific topics for your essay, let’s recap the 10-steps you’ll need to follow to complete your extended essay.

1. Define the Topic and Draft the Research Question

2. Create a Timeline

3. Identify and gather Sources

4. Set Deadlines

5. Plan the structure according to the total word count

6. Evaluate

7. independent Research

8. Write the extended essay draft

10. Present

By following the steps above, you should be able to produce a logical and coherent rationale to follow when writing the extended essay for your IB diploma programme.

By starting with a solid research question, you’ll be able to put an extended essay of global significance together, from the research and writing process all the way through to your final submission with a favourable extended essay grade.

Below, we’re sharing 10 topics across 10 subjects to inspire your next IB extended essay.

1. How the change of habitat affects an X organism?

2. How does climate affect the growth of X plant?

3. Can photosynthesis take place without sunlight?

4. What is the effect of age and gender on the photoreceptor cells in the human retina?

5. How is climate change impacting the appearance of coral reefs?

6. An evaluation of how  antioxidants  work in our bodies?

7. Does hand sanitizer, hand soap or antibacterial wipes have the greatest ability to inhibit the growth of E. Coli?

8. To what extent do live cultures in yogurts/milk/other dairy products reduce the concentration of lactose present over the course of a 2 hour incubation period at x°C?

9. What is the relationship between  population density  between X and population size of X?

10. What is the relationship between indoleacetic acid, a growth hormone, and the growth of X (a crop)?

11. How does human influence impact an aquatic ecosystem?

12. How can one organize a pollution check along a X canal in X?

13. What is the effect of the increased ecological footprint in the  Amazon ?

14. What are the forest and woodland restoration in Siberia, Russia and which one is most effective?

15. How does human interference cause ecological imbalances in an X city/country/continent?

16. What is the impact of urban development on the  bee population  in X city?

17. What are the differences in the conversation efforts in Yosemite National Park (California, USA) and the Lake District National Park (UK)?

18. To what extent have healthcare policies in X country influenced their human population curve?

19. How have changes in environmental systems influenced the value system of X country?

20. How has X landfill site affected the surrounding terrestrial ecosystem?

21. What is the profitability of  airline companies ?

22. How does unemployment affect the market?

23. Why did X recession occur?

24. How did the financial Policy affect the economy in X?

25. How effective are government policies in reducing overconsumption of alcohol (specifically hard liquor)?

26. To what extent are public buses and subways substitute goods in a country?

27. How did the tax reform in country x affect its growth and development? (many countries to choose from)

28. To what extent was weak government policy responsible for the Latin American financial crisis of 1997?

29. How effective is the  Big Mac Index  in measuring purchasing power parity?

30. To what extent would the UK suffer from leaving the European Customs Union if Brexit happens?

31. Is there an association between viewing violence on television and the display of violent acts?

32. What motivational climate should a coach employ in order to achieve optimal performance in athletes?

33. How does  X hormone affect human behavior ?

34. Compare theories explaining altruism in human behaviour

35. Discuss short-term and long-term consequences of exposure to violence

36. Why do relationships change or end?

37. Discuss how  social variables (poverty, parenting, educational environment) may the affect cognitive environment.

38. To what extent do mirror neurons play a role in empathy? (2014)

39. To what extent does Mindfulness help people cope with General Anxiety Disorder (GAD)?

40. To what extent is drug therapy effective in the treatment of bipolar disorder?

41. Does the British Parliamentary reforms act of 1832 deserve its title as the great reform act?

42. To what extent are there similarities in Hitler and Mussolini’s Rise to Power?

43. To what extent did Mao’s tackle the problems which he faced?

44. Was Tsar Alexander II of Russia reforms a success or failure?

45. To what extent was the bombing of Dresden in 1945 justifiable?

46. To what extent can  Sweden be considered neutral during WWII ?

47. The impact of structural economic weakness on the collapse of the Soviet Union.

48. How were women treated differently in 1920s and 1950s Great Britain?

49. Why did Israel win the  Six Day War  of 1967?

50. What role did economics play in the unification of Germany from 1834 to 1871?

English Literature

51. What are the Compare and Contrast Jane Austen Books?

52. How does Joseph Conrad’s portray Racism in A Heart of Darkness?

53. How does Arthur Miller’s Death of a Salesman critique today’s capitalist society? The American Dream?

54. To what extent does Chris McCandless in Jon Krakauer’s Into the Wild escape familial influence?

55. What are the similarities and differences between J.K. Rowling’s characterization of Severus Snape in Harry Potter and the Philosopher’s Stone and Harry Potter and the Deathly Hallows?

56. How does Yaa Gyasi use structure in her novel Homegoing to portray the evolution of time?

57. What is the impact of the social context on Holden Caufield and Huckleberry Finn?

58. How does Sylvia Path’s use of Inanimate objects in Bell Jar?

59. How is the empowerment of Feminine portrayed in the Lord of the Rings?

60. Compare the political rhetoric as used in the inaugural addresses of George W. Bush, Barack Obama, and Donald Trump.

61. The design, construction and calibration of an apparatus for measuring lipid concentration in milk.

62. What is the effect of a change in the optimal lift on the horizontal gliding distance of an aircraft?

63. How does the sugar concentration affect the refractive index of water?

64. How does temperature affect the viscosity of X juice/soda?

65. Is the relationship between temperature and conductivity and insulators and conductors?

66. What is the Oberth Effect?

67. What is the temperature dependence of work performed on an AA battery?

68. How can the rotational frequency of a fan driven by a flame measure distance?

69. Do wine bottles of different shapes behave as Helmholtz resonators?

70. How does the diameter of a wheel affect stability in different weather conditions?

71. What factors influence the location of industries in country/city X?

72. An investigation into the significance of preserving the quality of water in a continent/country/city?

73. An investigation into the degree to which City X can be considered a Sustainable City/Community.

74. To what extent is Biodiversity being managed successfully in city X?

75. To what extent does the education and employment of women affect Country x’s fertility rate?

76. To what extent do gender, educational attainment, and working parameters influence obesity risk?

77. To what extent has urban development affected human thermal comfort levels in Country/city x (a country/city that has developed in a rapid rate over the past decades)?

78. To what extent is the Company x corporate waste management program effective, demonstrating environmental sustainability?

79. To what extent is biodiversity being managed successfully at National Park X?

80. What types of urban design encourage high rates of vandalism in X neighbourhoods?

81. The kinetics of Enzymatic Reactions.

82. How do Iron Intake Diets differ in X country?

83. What are the different factors that affect the iodine values in cooking oils?

84. What is the effect of standing time and temperate on the acid content in X juice or soda?

85. Can caffeine in tea or coffee be reduced?

86. What is the effect of temperature on the souring of milk?

87. What are the sources of error in calorimetry?

88. Does brushing your teeth affect the pH in your mouth after eating?

89. How does changing the concentration of the reagents affect the formation and spacing between Liesehang rings in the reaction between X chloride and X when conducted in a test tube?

90. What effect does the coating of aspirin tablets have on the hydrolysis of aspirin?

Social and Cultural Anthropology

91. How clothing relates to the cultural anthropology of X culture.

92. The extent to which social media networks affect different societies.

93. The relationship between ritual, myths and faith in an X society.

94. The history of rituals in X culture.

95. How different marriage rituals inform the cultural anthropology of X culture.

96. Climate change and its impact on the evolution of different creatures on the planet.

97. Understanding the social and cultural anthropology of the supernatural in X culture.

98. An analysis of body modification in relation to social and cultural anthropology.

100. Chaste systems and social ranks in societies.

There are so many class subjects that can form the basis of your extended essay, including these popular six subjects:

– Information technology

– Computer science

– Health science

– World studies

– Visual arts

– Business management

Extended essays are a great way to improve your writing skills in academic writing. Essays of a high standard that demonstrate critical thinking and in depth analysis can be submitted to academic journals. These have the potential to reach the global society.

Start Writing Your Extended Essay Topic

We hope this gave you some great inspiration for the variation of topics available for your Extended Essay . The research question you select is what will carry you through the entire process, so be sure to choose wisely!

Remember, if you are looking for more help with your Extended Essay, make sure to check out our guide which will tell you exactly how to plan, structure, research and write your Extended Essay!

Grab Free Extended Essay Resources!

No matter the subject groups in your diploma program, we’re here to help all of our IB students. Whether you’re writing about social and cultural anthropology, business management, design technology, or scientific methods for your IB diploma, Lanterna has you covered.

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