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

Question 111:

• JAMB 2005

Which of the following equimolar solutions will have the highest pH?

A. CH₃COOHa
B. NaOH
C. HCl
D. NH₄OH

Question 112:

• JAMB 2005

Which of the following equimolar solutions will have the highest pH?

A. CH₃COOHa
B. NaOH
C. HCl
D. NH₄OH

Question 113:

• JAMB 2005

The solubility curve shows the variation of solute concentration with

A. Volume
B. Temperature
C. Vapour density
D. Pressure

Question 114:

• JAMB 2006

The raw materials used for the smelting of iron ore in a furnace is

A. CaSO₄
B. CaCO₃
C. CuSO₄
D. Zn(NO₃)₂

Question 115:

• JAMB 2006

On heating, which of the following compounds will decompose to the free metal, nitrogen (IV) oxide and oxygen?

A. Ca(NO₃)₂
B. Cu(NO₃)₂
C. AgNO₃
D. NaNO₃