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Which one of the following statement is ...

Which one of the following statement is true for all the alkali metals?

A

Their nitrates decompose on heating to give `NO_2` and `O_2`

B

Their carbonates decompose on heating to give `CO_2` and the metal oxide

C

They react with oxygen to give mainly the oxide `M_2O`

D

They react with halogens to give the halides MX

Text Solution

Verified by Experts

The correct Answer is:
D
Alkali metals react with halogen to give halides. They are normally represented by `M^+ X^(-)` .
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