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Question
The salt is formed when concentrated sulphuric acid reacts with KNO3 above 200°C.
Options
K2SO4
K2SO3
KHSO4
KHSO3
Solution
K2SO4
Explanation:
Potassium sulphate is formed when an acid completes neutralization above 200°C.
\[\ce{Conc{.} H2SO4 + 2KNO3 -> K2SO4 + 2HNO3}\]
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