MCQ
$\Delta U$ is equal to
- Alsochoric work
- BIsobaric work
- ✓Adiabatic work
- DIsothermal work
In adiabatic process no exchange of heat occurs between system and surrounding so $Q =0$.
Thus, $\Delta U$ is equal to adiabatic work.
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($A$) $\mathrm{C}_2^{2-}$ is expected to be diamagnetic
($B$) $\mathrm{O}_2{ }^{2+}$ is expected to have a longer bond length than $\mathrm{O}_2$
($C$) $\mathrm{N}_2^{+}$and $\mathrm{N}_2^{-}$have the same bond order
($D$) $\mathrm{He}_2^{+}$has the same energy as two isolated He atoms