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  • Which among the following elements are inert to oxygen at room temperature?Option: 1 <img alt="\mathrm{Be}" src="https://entrancecorner.oncodecogs.co

Which among the following elements are inert to oxygen at room temperature?

Option: 1

\mathrm{Be}


Option: 2

\mathrm{Mg}


Option: 3

\mathrm{Ca}


Option: 4

(1) and (2) only


Answers (1)

best_answer

At room temperature, Be and Mg are inert to water due to the formation of an oxide film on their surface.

Calcium react with cold water to form hydroxides.

\mathrm{Ca}+2 \mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{Ca}(\mathrm{OH})_{2}+\mathrm{H}_{2}

Posted by

Pankaj Sanodiya

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