alleryएका उदासीन (NEUTRAL) द्रावणाचा (25°C तापमानावरील शुद्ध पाण्याचा) pH किती असतो?
A$7$
B$0$
C$14$
D$1$
Answer & Solution
Correct answer: A. $7$
pH 7 = उदासीन.
pH < 7 हे आम्लधर्मी असते (0 पर्यंत); pH > 7 हे आम्लारीधर्मी असते (14 पर्यंत).
25°C तापमानावरील शुद्ध पाण्याचा pH तंतोतंत 7 असतो.
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