Jamb Chemistry Past Questions and Answers

Question 1581:

• JAMB 2010

A constituent common to bronze and solder is

A. Lead
B. Silver
C. Copper
D. Tin

Question 1582:

• JAMB 2010

When iron is exposed to moist air, it gradually rusts. This is due to the formation of

A. Hydrate iron (III) oxide
B. Anhydrous iron (III) oxide
C. Anhydrous iron (II) oxide
D. Hydrate iron (II) oxide

Question 1583:

• JAMB 2010

A compound gives an orange-red colour to non-luminous flame. This compound is likely to contain

A. Na⁺
B. Ca²⁺
C. Fe³⁺
D. Fe²⁺

Question 1584:

• JAMB 2010

Stainless steel is used for making

A. Magnets
B. Tools
C. Coins and medals
D. Moving parts of clocks

Question 1585:

• JAMB 2010

The residual solids from the fractional distillation of petroleum are used as

A. Coatings of pipes
B. Raw materials for the cracking process
C. Fuel for the driving tractors
D. Fuel for jet engines