When HNO₃ is mixed with an unknown solution 'X', sodium nitrate is produced. Name the unknown substance X.
HNO₃ + X NaNO₃+ H₂O

NaCl

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Na₂SO₄

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NaOH

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NaNO₂

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Solution

The correct option is C
NaOH

Acids react with bases to form salt and water. This reaction is known as neutralisation reaction.

HNO₃ + NaOH → NaNO₃+ H₂O

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Similar questions

When NaOH is mixed with an unknown non-metallic oxide ‘X’, sodium carbonate is produced. Name the unknown substance X.

$N a O H + X \to N a_{2} C O_{3} + H_{2} O$

H N O_{3}

H C l

H N O_{3}

H N O_{3}

H N O_{3}

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