Acids, bases and salts - Jamb Chemistry Past Questions with Answers

Jamb Chemistry Past Questions

Jamb Past Questions and Answers on Acids, bases and salts

Question 171:

JAMB 2017

An oxide XO₂ has a vapour density of 32. What is the atomic mass of X?

A. 20
B. 32
C. 14
D. 12

View Answer & Explanation

Question 172:

JAMB 2017

Ca(OH)_2(s) + 2NH₄Cl_(g) â†’ CaCl_2(s) + 2H₂O_2(l) + X. In the reaction above X is

A. NO₂
B. NH₃
C. N₂O
D. NO₂

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Question 173:

JAMB 2018

What is the PH of 0.00 1 moldm\(^3\) solution of the sodium hydroxide

A. 14
B. 13
C. 12
D. 11

View Answer & Explanation

Question 174:

JAMB 2018

Which of the following gases may not be dried with concentrated sulphuric acid?

A. HCl\(_{(g)}\)
B. NH\(_3\)
C. Cl\(_2\)
D. SO\(_2\)

View Answer & Explanation

Question 175:

JAMB 2018

In the shown experiment (Fig. 1) the litmus paper will initially

A. Be bleached
B. Turn green
C. Turn red
D. Turn blue

View Answer & Explanation

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Acids, bases and salts - Jamb Chemistry Past Questions and Answers

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Jamb Chemistry Past Questions

Jamb Past Questions and Answers on Acids, bases and salts

Question 171:

Question 172:

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Question 174:

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