Which of the following gives H_2 gas with Na? | vedclass

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(D) Terminal alkynes contain acidic hydrogen atoms attached to $sp$-hybridized carbon atoms.These acidic hydrogens react with strong bases like $Na$ o

Vedclass · Accepted Answer

$C_2H_2$

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(D) Terminal alkynes contain acidic hydrogen atoms attached to $sp$-hybridized carbon atoms.These acidic hydrogens react with strong bases like $Na$ or $NaNH_2$ to release $H_2$ gas.Among the given options,$C_2H_2$ (acetylene) is a terminal alkyne.The reaction is: $HC \equiv CH + 2Na \rightarrow NaC \equiv CNa + H_2 \uparrow$.

Which of the following gives $H_2$ gas with $Na$?

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