2021 jamb mock chemistry questions

2021 jamb mock chemistry questions

2021 jamb mock chemistry questions

 

The 2021 Mock exam seems to have gone well going by the updates we received so far on the JAMB 2021 Mock Exam Live Updates thread. Following demands from candidates who did not participate in the JAMB mock exam, we are creating this thread to capture some of the questions that were asked in the mock exam.

2021 jamb mock chemistry questions

The purpose is to give candidates fresh ideas on the kind of questions to expect during the main exam and motivate them towards stepping up their preparation for the main exam that begins June 19th, 2021.

We urge candidates who participated in the mock exam to share the questions they came across on each of the subjects in the comment section.

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Please ensure you share only the questions you came across during the mock examination. Also, specify the Subject the question falls under before posting your comment.2021 jamb mock chemistry questions

If possible, you can go ahead to provide the options that were given for each of the questions so other candidates can try to proffer solutions as well. Below are some of the 2021 jamb mock questions asked in chemistry

2021 jamb mock chemistry questions

1. The vigorous oxidation of primary alkanol yields?

2. The metallic part of clay is?

3. Which of the following metals would not form amalgam?

4. The restructuring of organic compounds to convert it from straight to branched chain is called?

2021 jamb mock chemistry questions

5. Which indicator would be used for the following reaction and what colour would it give?

KOH + CH3CH2COOH  H2O + CH3CH2COOK

6. Identify Reducing/ Oxidizing agents in equations

7. Calculations involving volume/mole/molar concentration

8. Which of the will exhibit the most electronegative character?

a ) Al b) Si c) P d) S

9. Hydrolysis of organic nitriles will yield?

10. The bomb calorimeter makes use of which of the following?

ans: Combustion

11. How many isomers of C4H9OH will be a tertiary alkanol?

12. Oxides of non-metals give?

ans: Acidic oxides

13. Name the compound CH3CH2COOCH3

14. In the reaction 2SO2 + O2 -X– 2SO3 , X is?

15. Which of these make oils distinguished from fats?

ans: Oils contain a higher proportion of unsaturation

16. If at a temperature of 120oC, the rate of formation of a product is 40cm3sec-1, what will be the new rate of formation of the product at 130oC

17. Calculations for solubility in mol/dm-3

18. The characteristic crystalline shape of solid water is due to?

a )Ionic bond b) dative bond c) hydrogen bond d) vander waals bond

19. N , H2S , CO2 , Cl Which is soluble at room temperature?

20. Which of the following is not easily hydrolysed by dilute acids

ans: Cellulose

21. Calculations involving Keq (Equilibrum constant)

22. The purest form of natural water is?

23. The most polluted form of water is?

24. The purest form of amorphous carbon is?

25. The compound of copper used for electroplating is ?

26. The most abundant rare gas is?

27. The ability of an organic compound to form multiple bonds with itself is?

ans: Catenation

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