When zinc react with hot and concentrated NaOH, a colourless salt is formed. Name this colourless salt.

Sodium meta aluminate

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Sodium zincate

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Zinc hydroxide

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Zinc oxide

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Solution

The correct option is B
Sodium zincate

Zinc react with hot and concentrated NaOH to give sodium zincate and liberate hydrogen.

$Z n + 2 N a O H \to N a_{2} Z n O_{2} + H_{2}$

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Similar questions

Name the products formed when $Z n S O_{4}$ solution is added to NaOH solution.

The products formed when an excess of NaOH solution is added to $Z n S O_{4}$ solution are ____ and ____.

Name the products formed when a small amount of KOH solution is added to the $Z n S O_{4}$ solution.

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