Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Physical and Chemical Properties of Group 14th Elements Which one of these is acidic ?
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Physical and Chemical Properties of Group 14th Elements Single Correct MCQ
Published on: August 11, 2026

Which one of these is acidic ?

A
Al 2 O 3
B
SnO 2
C
PbO 2
D
SiO 2

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Text Solution

Verified by Experts
The correct answer is:
D

SiO 2 is acidic because it reacts with basic oxide like CaO forming salt.

CaO + SiO 2 — → CaSiO 3 .

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