Jamb Chemistry Past Questions and Answers

Question 1556:

• 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 1557:

• JAMB 2010

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

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

Question 1558:

• 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 1559:

• JAMB 2010

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

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

Question 1560:

• JAMB 2010

A noble gas with a high power of fog penetration used in aerodrome beacons is

A. Krpton
B. Argon
C. Helium
D. Neon