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GS
GS Set-1
Chemistry
Organic Chemistry
137

Organic Chemistry MCQ with Answers

137) Benzoic acid gives benzene on being heated with X and phenol gives benzene on being heated with Y. X and Y are respectively:

Sodalime and copper

Zn dust and NaOH

Zn dust and sodalime

Sodalime and Zn dust

Answer is:

Sodalime and Zn dust

Organic Chemistry MCQ with Answers

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Related Organic Chemistry MCQ with Answers

138) Dumas method involves the determination of nitrogen content in the organic compound in the form of:

NH₃

N₂

NaCN

Na₂SO₄

Answer is:

NaCN

139) Nitrogen (I) oxide is produced by:

Thermal decomposition of ammonium nitrate

Disproportionation of N₂O₄

Thermal decomposition of ammonium nitrite

Interaction of hydroxyl amine and nitrous acid

Answer is:

Thermal decomposition of ammonium nitrate

140) In the Hoffmann′s method for separation of 1^o, 2^o and 3^o amines, the reagent used is:

Acetyl chloride

Benzene suphonyl chloride

Diethyl oxalate

Nitrous acid

Answer is:

Diethyl oxalate

141) Leakage of which gas was responsible for the Bhopal Gas Tragey in 1984?

CH₃−N=C=O

CH₃−C−N=S

CHCl₃

C₆H₅COCl

Answer is:

CH₃−N=C=O

Organic Chemistry MCQ with Answers

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