alleryഒരു ന്യൂട്രൽ ലായനിയുടെ (25°C-ൽ ശുദ്ധജലം) pH ഇതാണ്:
A$7$
B$0$
C$14$
D$1$
Answer & Solution
Correct answer: A. $7$
pH 7 = ന്യൂട്രൽ. pH < 7 അമ്ലമാണ് (0 വരെ); pH > 7 ബേസിക് ആണ് (14 വരെ). 25°C ലെ ശുദ്ധജലത്തിന് pH = 7 കൃത്യമായി ഉണ്ട്.
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