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5/76 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Alkali metals and alkaline earth metals
What is the main industrial use of calcium carbonate (CaCO₃)?
The flame colour of Na+ ion is:
Alkali metals react with water to form:

When Mg is placed in KCl,.

Which element does not react with cold water to form the corresponding hydroxide?