AIPMT MAINS2011Chemistry-Inorganic Chemistry

AIPMT MAINS 2011 Chemistry Reactions of Metals MCQ Question

Type: MCQ-conceptual-Medium-Class 11

Which of the following statements is incorrect?

(1) Aluminium reacts with excess NaOH to give Al(OH)₃

(2) NaHCO₃ on heating gives Na₂CO₃

(3) Pure sodium metal dissolves in liquid ammonia to give blue solution

(4) NaOH reacts with glass to give sodium silicate

A

Aluminium reacts with excess NaOH to give Al(OH)₃

B

NaHCO₃ on heating gives Na₂CO₃

C

Pure sodium metal dissolves in liquid ammonia to give blue solution

D

NaOH reacts with glass to give sodium silicate

Correct Answer

Option A

Detailed Explanation

Aluminium reacts with excess NaOH to form sodium aluminate, not Al(OH)₃. The other statements are correct.

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