S Chand Solution Class 10 Chemistry. We covered all the S Chand Solution Class 10 Chemistry MCQs in this post for free so that you can practice well for the exam.
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S Chand Solution Class 10 Chemistry Objective for Students
Alkane nitriles on heating with dilute hydrochloric acid gives:
(A) Potassium salt of carboxylic acid
(B) Alkanoic acid
(C) Alkanamine
(D) Nucleic acid
Option b – Alkanoic acid
Alkaline hydrolysis of ester is called as saponification due to:
(A) Formation of alkali alkoxide
(B) Formation of glycol
(C) Formation of soaps
(D) Formation of alcohols
Option c – Formation of soaps
The wrong statement about methanal is:
(A) It is a gas at room temperature.
(B) Aqueous solution of methanal gas is formalin.
(C) It has a sweet odor.
(D) Dry methanal is obtained by heating paraformaldehyde.
Option c – It has a sweet odor
Pair of solid trimer and tetramer of ethanal is:
(A) Tetraldehyde and trioxane
(B) Trioxane and metaldehyde
(C) Metaldehyde and paraldehyde
(D) Paraldehyde and metaldehyde
Option d – Paraldehyde and metaldehyde
Aqueous solution of formaldehyde gas is:
(A) Formonitrile
(B) Formalin
(C) Urotropin
(D) Metaldehyde
Option b – Formalin
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