Group 13 to 18 Elements General Introduction(Electronic Configuration and General Trends in Physical and Chemical Properties...) NEET Questions

Inorganic Chemistry - P-Block Elements

Group 13 to 18 Elements General Introduction(Electronic Configuration and General Trends in Physical and Chemical Properties...) MCQ Questions


1.
Which of the following elements shows the highest electronegativity?
A.
Boron
B.
Aluminium
C.
Gallium
D.
Indium
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ANSWER :
A. Boron
2.
Which of the following is not a property of oxygen?

NEET - 2017

A.
High electronegativity
B.
Forms double bonds
C.
High metallic character
D.
Non-metallic character
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ANSWER :
C. High metallic character
3.
Which Group 14 element exhibits both +2 and +4 oxidation states?
A.
Carbon
B.
Silicon
C.
Germanium
D.
Lead
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ANSWER :
D. Lead
4.

The general electronic configuration of Group 15 elements is:

A.

ns2 np1

B.

ns2 np2

C.

ns2 np3

D.

ns2 np4

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ANSWER :

C. ns2 np3

5.
Which element does not exhibit variable oxidation states?

NEET - 2016

A.
Nitrogen
B.
Boron
C.
Sulfur
D.
Iodine
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ANSWER :
B. Boron
6.
The first element of Group 13 shows different properties due to:
A.
Higher atomic number
B.
Small size and high electronegativity
C.
Low ionization enthalpy
D.
Higher oxidation state
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ANSWER :
B. Small size and high electronegativity