MCQ
Which statement is not correct about alcohol
- AAlcohol is lighter than water
- BAlcohol evaporates quickly
- ✓Alcohol of less no. of carbon atoms is less soluble in water than alcohol of high no. of carbon atoms
- DAll of these
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$H_2 + F_2 \longrightarrow 2HF$
given that
Bond energy of $H-H$ bond $= 434\, kJ/mol$
Bond energy of $F-F$ bond $= 158\, kJ/mol$
Bond energy of $H-F$ bond $= 565\, kJ/mol$
.....$ kJ$