Atomic structure and bonding - Jamb Chemistry Past Questions and Answers

Question 76:

• JAMB 1995

Sulphur exists in six forms in the solid state. This property is known as?

A. Isomerism
B. Allotropy
C. Isotopy
D. Isomorphism

Question 77:

• JAMB 1995

Group 1 A metals are not found free in nature because they?

A. Are of low melting and boiling points
B. Have weak metallic bonding
C. Conduct electricity and heat
D. Are very reactive

Question 78:

• JAMB 1995

USE THE SECTION OF THE PERIODIC TABLE ABOVE TO ANSWER THIS QUESTION.Which of the indicate an alkali metal and a noble gas respectively?

A. M and E
B. G and E
C. R and L
D. G and L

Question 79:

• JAMB 1995

USE THE SECTION OF THE PERIODIC TABLE ABOVE TO ANSWER THIS QUESTION.Which letter represents a non-metal that is a solid at room temperature?

A. T
B. R
C. J
D. X

Question 80:

• JAMB 1997

The electron configuration of two elements with similar chemical properties are represented by?

A. 1s²2s²2p⁵ and 1s²2s²2p⁴
B. 1s²2s²2p⁴ and 1s²2s²2p⁶3s¹
C. 1s²2s²2p⁶3s¹ and 1s²2s¹
D. 1s²2s²2p⁴ and 1s²2s¹