CBSE Class 8 Answered
Explain the formation of alkali for metal potassium with the help of reactions.
Asked by Topperlearning User | 30 Apr, 2014, 03:46: PM
Expert Answer
Potassium reacts with oxygen in air to produce potassium oxide. K2O is a basic oxide.
4K + O2 ——> 2K2O
from air potassium oxide
Potassium oxide reacts with water to form an alkali called potassium hydroxide, KOH.
K2O + H2O ——> 2KOH
potassium hydroxide
(alkali)
Answered by | 30 Apr, 2014, 05:46: PM
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Chemical Properties of Metals and Non-metals - 1
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