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What is 'hydrogenite'? Mention its use....

What is 'hydrogenite'? Mention its use.

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A mixture of silicon, caustic soda and slaked lime is called hydrogenite. Dihydrogen can be prepared by heating hydrogenite with water.
Si + 2NaOH + `H_(2)O rarr Na_(2)SiO_(3) + H_(2)uarr`
Si + Ca`(OH)_(2) + H_(2)O rarr CaSiO_(3) + 2H_(2) uarr`
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