Elements and Compounds TNPSC Group 1 Questions

Chemistry

Elements and Compounds MCQ Questions

1.
In the periodic table, the elements present in the groups from 3 to 12 are known as
A.
s-block
B.
p-block
C.
d-block
D.
f-block
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ANSWER :
C. d-block
2.
The second most abundant element in the earth crust is
A.
Silicon
B.
Nitrogen
C.
Sodium
D.
Calcium
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ANSWER :
A. Silicon
3.
The most abundant element in the earth crust is
A.
Silicon
B.
Oxygen
C.
Carbon
D.
Nitrogen
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ANSWER :
B. Oxygen
4.
In the periodic table, the elements present in the groups from 13 to 18 are known as
A.
d -block elements
B.
s -block elements
C.
p -block elements
D.
f -block elements
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ANSWER :
C. p -block elements
5.
In the periodic table, the elements present in the groups from 1 to 2 are known as
A.
p -block elements
B.
d -block elements
C.
f -block elements
D.
s -block elements
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ANSWER :
D. s -block elements
6.
The element that shows maximum catenation is
A.
silicon
B.
carbon
C.
lead
D.
tin
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ANSWER :
B. carbon