Atomic structure and bonding - Jamb Chemistry Past Questions and Answers

Question 141:

• JAMB 2010

How many unpaired electron(s) are there in the nitrogen sub-levels/

A. 3
B. 2
C. 1
D. None

Question 142:

• JAMB 2010

The stability of the noble gases is due to the fact that they

A. Have no electron in their outermost shells
B. Have duplet or octet electron configurations
C. Belong to group zero of the periodic table
D. Are volatile in nature

Question 143:

• JAMB 2010

The maximum number of electrons in the L shell of an atom is

A. 2
B. 8
C. 18
D. 32

Question 144:

• JAMB 2010

Elements in the same period in the periodic table have the same

A. Number of shells
B. Atomic number
C. Chemical properties
D. Physical properties

Question 145:

• JAMB 2010

₁²D + ₁³T → ₂⁴He + ₀¹n + energy
The reaction above illustrates

A. Alpha decay
B. Artificial transmutation
C. Nuclear fussion
D. Nuclear fission