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Chemistry CBSE Live product
Class 10 (2026-27)
Acids, bases and salts
Common properties of acids and bases
4.
pH scale
Question:
1
m.
Give
the
correct answer
answer:
Assertion (A)
Pure water signifies pH \(7\).
Reason (R)
pH of acetic acid is greater than \(7\).
Both A and R are true, and R is the correct explanation of A
Both A and R are true, but R is not the correct explanation of A
A is true, but R is false
A is false, but R is true
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