Give reasons (b) Sodium,potassium and lithium are stored under oil
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4
Answer:
beacuse they are so reactive that they react with oxygen and cathches fire at room temperature.
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1
Answer:
This is mainly because they are highly reactive .they reacte even with the air when kept open ..inorder to prevent this intense reaction they are stored under oil .
Explanation:
for instance sodium under the kerosene oil ..its chemical reason : sodium is an alkali metal ..it is positioned in the group 1 of the modern periodic table thus have the characteristic to react intensely ...HOPE IT HELPS
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