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A certain metal M is used to prepare an ...

A certain metal M is used to prepare an antiacid,which is used as a medicine in acidity. This metal accidently catches fire and it was found that the fire cannot be put out by using `Co_2` based extinguishers. The metal M is

A

Ca

B

C

C

Mg

D

All of these

Text Solution

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The correct Answer is:
C
Calcium and magnesium are both used as antacid but when `CO_(2)` is used to put out magnesium.s fire
It reacts vigorously with it.
`2Mg+CO_(2)to2MgO+C`
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