Examkits is a JAMB CBT practice platform that provides over 20 years of past questions, Post UTME questions, and detailed video solutions to help students prepare for their exams.

How do I practice JAMB past questions on Examkits?

You can practice JAMB past questions online, on Android, or on a desktop using the Examkits app. Just register on our website and choose your preferred device.

Does Examkits work offline?

Yes. Our Android and Windows versions support offline usage. Once downloaded and activated, no internet is required to use most of the features.

Do you offer video solutions for JAMB questions?

Yes, Examkits provides detailed video explanations for all JAMB past questions from 2000 to 2024, helping students understand how to solve each problem.

Examkits offers free practice for some subjects. However, full access requires a one-time affordable activation fee for each version of the app.

CHEMISTRY

JAMB 2003 - Question 44

Chemistry 2003 JAMB Past Questions - Question 44: The formula for ethyl butanoate is

Choose the correct answers from the options given.

The formula for ethyl butanoate is

A: C3H7COOC2H5

B: C2H5COOC3H7

C: C4H9COOC2H5

D: C2H5COOC4H9

Examkit's JAMB CBT App

Practice JAMB offline with our Online, PC and Mobile App

✅ 25+ years of past questions (2000 to 2025)
✅ Video solutions and explanation to questions
✅ E-library
✅ Study by topic
✅ And more.

Correct Answer

Explanation

The chemical formula for ethyl butanoate is C6H12O2. It is an ester formed from the condensation of butanoic acid (C4H8O2) and ethanol (C2H5OH). Esters are organic compounds that often have a pleasant, fruity smell and are commonly used as flavorings or fragrances. In the case of ethyl butanoate, it is known for its fruity aroma and is used in the food and fragrance industries.