JAMB: CHEMISTRY
Quizzes
-
2022 JAMB Chemistry Past Questions
-
2021 JAMB Chemistry Past Questions
-
2020 JAMB Chemistry Past Questions
-
2019 JAMB Chemistry Past Questions
-
2018 JAMB Chemistry Past Questions
-
2017 JAMB Chemistry Past Questions*
-
2016 JAMB Chemistry Past Questions*
-
2015 JAMB Chemistry Past Questions*
-
2014 JAMB Chemistry Past Questions
-
2013 JAMB Chemistry Past Questions
-
2012 JAMB Chemistry Past Questions
-
2011 JAMB Chemistry Past Questions
-
2010 JAMB Chemistry Past Questions
-
2009 JAMB Chemistry Past Questions
Title: 2017 Chemistry Exam Past Questions & Answers for JAMB.
Instructions: Answer All Questions.
Time Allowed: 30 minutes
Once you are done click on the “Submit Quiz” button to get your result.
For the correct answers click on the “Check Answers” button.
Quiz Summary
0 of 40 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Results
0 of 40 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
-
F
-
F
-
D
-
C
-
B
-
A
-
A*
Pos. | Name | Entered on | Points | Result |
---|---|---|---|---|
Table is loading | ||||
No data available | ||||
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- Current
- Review
- Answered
- Correct
- Incorrect
-
Question 1 of 40
1. Question
An organic compound commonly used as disinfectant is
CorrectIncorrect -
Question 2 of 40
2. Question
Which of the following is the least soluble in water?
CorrectIncorrect -
Question 3 of 40
3. Question
The factor that lowers the activation energy of a chemical reaction is
CorrectIncorrect -
Question 4 of 40
4. Question
Tin is unaffected by air at ordinary temperature due to its
CorrectIncorrect -
Question 5 of 40
5. Question
Incomplete oxidation of ethanol yields
CorrectIncorrect -
Question 6 of 40
6. Question
The oxidation number of iodine in KIO3 is
CorrectIncorrect -
Question 7 of 40
7. Question
The acidic anhydride that will produce weak acid in water is
CorrectIncorrect -
Question 8 of 40
8. Question
If Y = 1S2S2P4 and X = 1S2S2P6S2, the chemical formula for the likely compound formed between X and Y is
CorrectIncorrect -
Question 9 of 40
9. Question
The constituent of air necessary in the rusting process is
CorrectIncorrect -
Question 10 of 40
10. Question
The pollutant that may induce the condensation of water vapour in the atmosphere is
CorrectIncorrect -
Question 11 of 40
11. Question
10 cm3 of hydrogen was sparked with 10 cm3 of oxygen at s.t.p. Calculate the volume of the unreacted gas.
CorrectIncorrect -
Question 12 of 40
12. Question
When few drops of concentrated trioxonitrate(V) acid is added to an unknown sample and waned, an intense yellow colouration is observed. The likely functional group present in the sample is
CorrectIncorrect -
Question 13 of 40
13. Question
2.5 g of potassium trioxonitrate (IV) saturates 20 g of water at 20º C. Calculate the solubility in gramme per 100 g
CorrectIncorrect -
Question 14 of 40
14. Question
Calculate the mass of copper deposited when a current of 0.5 ampere was passed through a solution of copper (II) chloride for 45 minutes in an electrolytic cell [Cu = 64, F = 96500 C mol-1]
CorrectIncorrect -
Question 15 of 40
15. Question
Ca(OH)2(s) + 2HN4Cl(g) → CaCl2(s) 2H2O(l) + X
In the above reaction, X is
CorrectIncorrect -
Question 16 of 40
16. Question
Temporary hard water is formed when rainwater containing dissolved carbon (IV) oxide flows over a deposit of
CorrectIncorrect -
Question 17 of 40
17. Question
The salt formed from a weak acid and a strong base hydrolyzes in water to form
CorrectIncorrect -
Question 18 of 40
18. Question
The process that occurs when two equivalent forms of a compound are in equilibrium is
CorrectIncorrect -
Question 19 of 40
19. Question
Calculate the amount of moles of a gas which occupies 10.5 dm3 at 6 atm and 30 ⁰C. [R = 0.082 atm dm-3K-1mol-1]
CorrectIncorrect -
Question 20 of 40
20. Question
199F + X → 2211Na + 10 n.
In the equation above X is
CorrectIncorrect -
Question 21 of 40
21. Question
In the diagram above Y is
CorrectIncorrect -
Question 22 of 40
22. Question
In the diagram above X is
CorrectIncorrect -
Question 23 of 40
23. Question
Mild oxidation of propan -1- ol will yield
CorrectIncorrect -
Question 24 of 40
24. Question
Ethene is prepared industrially by
CorrectIncorrect -
Question 25 of 40
25. Question
Butter is an example of emulsion in which
CorrectIncorrect -
Question 26 of 40
26. Question
In the laboratory preparation of trioxonitrate (V) acid, the nitrogen (IV) oxide formed as a by-product by the bubbling air through
CorrectIncorrect -
Question 27 of 40
27. Question
Sodium hydroxide can be used
CorrectIncorrect -
Question 28 of 40
28. Question
The constituent common to duralumin and alnico is
CorrectIncorrect -
Question 29 of 40
29. Question
A mixture of sugar and sulphur can best be separated by dissolution in water followed by
CorrectIncorrect -
Question 30 of 40
30. Question
The ideal gas laws and equations are true for all gases at
CorrectIncorrect -
Question 31 of 40
31. Question
Due to the high reactivity of sodium, it is usually stored under
CorrectIncorrect -
Question 32 of 40
32. Question
The IUPAC nomenclature of the structure above is
CorrectIncorrect -
Question 33 of 40
33. Question
Calculate the amount of moles of silver deposited when 9650 C of electricity is passed through a solution of silver salt. [F = 96 500 C]
CorrectIncorrect -
Question 34 of 40
34. Question
The enzyme used in the hydrolysis of starch to dextrin and maltose is
CorrectIncorrect -
Question 35 of 40
35. Question
In which of the following reactions will an increase in pressure shift the equilibrium position to the left?
CorrectIncorrect -
Question 36 of 40
36. Question
The product of the decay of phosphorus -32 as a \(\scriptsize\beta\) -emitter is
CorrectIncorrect -
Question 37 of 40
37. Question
In the laboratory preparation of ethyl ethanoate, the water present in the mixture is removed by
CorrectIncorrect -
Question 38 of 40
38. Question
The reaction of halogens with alkanes in the presence of sunlight is known as
CorrectIncorrect -
Question 39 of 40
39. Question
X(g) + 3Y(g)\( \leftrightharpoons\) 2Z(g) ΔH = +ve
If the reaction above takes place at room temperature, the ΔG will be
CorrectIncorrect -
Question 40 of 40
40. Question
The ability of an atom in a molecule to attract shared electrons to itself is
CorrectIncorrect