MCQ
In a reversible isothermal process, the change in internal energy is
- ✓Zero
- BPositive
- CNegative
- DNone of these
✓
Answer
Correct option: A.
Zero
(a)$\Delta E$ $ = 0$ for reversible isothermal process.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Among $KO_2 , KAlO_2 , CaO_2$ nnd $NO^+_2$ , unpaired electron ls present in
→Which of the following is an inert gas
Two solutions of a substance (non electrolyte) are mixed in the following manner $480\,ml$ of $1.5\,M$ first solution $+ 520\,mL$ of $1.2\,M$ second solution. What is the molarity of the final mixture .......... $M$.
→Which is least basic
Hydrolysis of acetamide produces
Which of the following expression is correct for first order reaction? $(CO)$ refers to initial concentration of reactant
→Which acid is strongest or Which is most acidic
$C_2H_5Cl + AgF \longrightarrow C_2H_5F + AgCl$
→The above reaction is called
The Fischer projection of $D$-erythrose is shown below.
→(image)
$D$-Erythrose and its isomers are listed as $P , Q , R$, and $S$ in Column-$I$. Choose the correct relationship of $P , Q , R$, and $S$ with D-erythrose from Column $II$.
(image)
When $\Delta \mathrm{H}_{\mathrm{vap}}=30 \mathrm{~kJ} / \mathrm{mol}$ and $\Delta \mathrm{S}_{\mathrm{vap}}=75 \mathrm{~J} \mathrm{~mol}^{-1} \mathrm{~K}^{-1}$, then the temperature of vapour, at one atmosphere is . . . . $\mathrm{K}$.
→