MCQ
The incorrect statement regarding ethyne is
- AThe C–C bonds in ethyne is shorter than that in ethene
- BBoth carbons are sp hybridised
- CEthyne is linear
- DThe carbon-carbon bonds in ethyne is weaker than that in ethene
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$2Na(s) + 2HCl(g)\,\, \to \,\,2NaCl(s) + {H_2}(g),$$\Delta H = - 152\,kcal$ For the reaction $Na(s) + \frac{1}{2}C{l_2}(g)\,\, \to \,\,NaCl(s),\,\Delta H = $ .....$kcal$
The order of acidity is