Jamb Chemistry Past Questions and Answers

Question 1696:

• JAMB 2013

The radioisotope used in industrial radiography for the rapid checking of faults in welds and casting is

A. Carbon-14
B. Phosphorus-32
C. Cobalt-60
D. Iodine-131

Question 1697:

• JAMB 2013

The shape of the carbon (lV) oxide molecule is

A. Pyramidal
B. Linear
C. Angular
D. Tetrahedral

Question 1698:

• JAMB 2013

Which of the following molecules is held together by hydrogen bond?

A. CH₄
B. HBr
C. H₂SO₄
D. HF

Question 1699:

• JAMB 2013

The bond formed between two elements with electron configurations 1s² 2s² 2p⁶ 3s² and 1s² 2s² 2p⁴ is

A. Metallic
B. Covalent
C. Dative
D. Ionic

Question 1700:

• JAMB 2013

The constituent of air that acts as a diluent is

A. Nitrogen
B. Carbon (IV) oxide
C. Noble gases
D. Oxygen