Jamb Chemistry 1988 Past Questions and Answers

Question 6:

• JAMB 1988

Which of the following in aqueous solution is neutral to litmus?

A. NH₄CI
B. NaCO₃
C. FeCl₃
D. NaCl

Question 7:

• JAMB 1988

What volume of a 0.1 M H₃PO₄ will be required to neutralize 45.0 cm³ of a 0.2 M NaOH?

A. 10.0 cm³
B. 20.0 cm³
C. 27.0 cm³
D. 30.0 cm³

Question 8:

• JAMB 1988

Which of the following substances is a basic salt?

A. Na₂CO₃
B. Mg(OH)CI
C. NaHCO₃
D. K_{[/sub]SO[sub]4}.AI₂(SO₄)₃,24H₂O

Question 9:

• JAMB 1988

Which of the following acts both s a reducing and an oxidizing agent?

A. H₂
B. SO₂
C. H₂S
D. C

Question 10:

• JAMB 1988

Which of the following reactions takes place in the cathode compartment during the electrolysis of copper (II) chloride solution?

A. Cu²⁺ + 2e^- → Cu(s)
B. 2Cl^- -2e → Cl₂
C. Cu_(s) -2e → Cu²⁺_(aq)
D. Cu²⁺_(aq) + 2Cl^-_(aq) → CuCl_2(aq)