Halogens, Oxygen, Nitrogen, and Sulphur NEET Questions

Organic Chemistry - Some Basic Principles of Organic Chemistry

Halogens, Oxygen, Nitrogen, and Sulphur MCQ Questions


1.
Which of the following halogens is the most electronegative?
A.
Fluorine
B.
Chlorine
C.
Bromine
D.
Iodine
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ANSWER :
A. Fluorine
2.
Which element has the highest electron affinity?
A.
Oxygen
B.
Nitrogen
C.
Fluorine
D.
Sulphur
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ANSWER :
C. Fluorine
3.
Which oxoacid of sulphur contains a peroxy linkage?
A.
Sulphurous acid
B.
Peroxodisulfuric acid
C.
Thiosulfuric acid
D.
Sulphuric acid
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ANSWER :
B. Peroxodisulfuric acid
4.
Brown ring test is used for detection of:
A.
Sulphur
B.
Nitrogen
C.
Halogens
D.
Oxygen
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ANSWER :
B. Nitrogen
5.
The lightest halogen is:
A.
Iodine
B.
Chlorine
C.
Fluorine
D.
Bromine
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ANSWER :
C. Fluorine
6.
Which of these is used in water purification?
A.
Bromine
B.
Chlorine
C.
Iodine
D.
Fluorine
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ANSWER :
B. Chlorine