MCQ
Work done in isothermal reversible process for ideal gas is-
  • A
    $-nRT\  ln\ \frac{V_2}{V_1}$
  • B
    $- P(V_2 - V_1)$
  • C
    $\left( {\frac{{{P_2}{V_2} - {P_1}{V_1}}}{{\gamma  - 1}}} \right)$
  • D
    $0$

Answer

aFormula based from reversible isothermal

process of work done

$\int \mathrm{d} \mathrm{w}=-\int_{\mathrm{V}_{1}}^{\mathrm{V}_{2}} \mathrm{PdV}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Match List $-I$ with List $- II$

List $- I$ Electronic configuration of elements

List $- II$ $\Delta_{ i }$ in $kJ\, mol-1$

$(a)$ $1 s ^{2} 2 s ^{2}$ $(i)$ $801$
$(b)$ $1 s ^{2} 2 s ^{2} 2 p ^{4}$ $(ii)$ $899$
$(c)$ $1 s^{2} 2 s^{2} 2 p^{3}$ $(iii)$ $1314$
$(d)$ $1 s ^{2} 2 s ^{2} 2 p ^{1}$ $(iv)$ $1402$

Choose the most appropriate answer from the options given below

$K_1 , K_2$ and $K_3$ are the equilibrium constants of the following reactions $(I), (II)$ and $(III)$ respectively

$(I)\,\,\,\,{N_2} + 2{O_2} \rightleftharpoons 2N{O_2}$

$(II)\,\,\,\,2N{O_2} \rightleftharpoons {N_2} + 2{O_2}$

$(III)\,\,\,\,N{O_2} \rightleftharpoons \frac{1}{2}{N_2} + 2{O_2}$

The correct relation from the following is

In the following reaction,

(image) $\frac{{conc.\,HN{O_3}}}{{conc.\,{H_2}S{O_4}}}X$

the structure of the major product $'X'$ is

If the density of a solution is $3.12\ gm/ml$, the mass of $1 5\ ml$ solution in significant figures is ............ $\mathrm{gm}$
During electrolysis of aq. $NaCl$ , if $3\ mole$ of $H_2O$ are electrolysed then how much charge is required if current efficiency is $75\ \%$ .............. $\mathrm{F}$
Three moles of $\mathrm{AgCl}$ get precipitated when one mole of an octahedral co-ordination compound with empirical formula $\mathrm{CrCl}_{3} \cdot 3 \mathrm{NH}_{3} \cdot 3 \mathrm{H}_{2} \mathrm{O}$ reacts with excess of silver nitrate. The number of chloride ions satisfying the secondary valency of the metal ion is $......$
Which among the following is the strongest acid?
The reaction of ozone with oxygen atoms in the presence of chlorine atoms can occur by a two step process shown below

${O_3}(g)\, + \,C{l^ * }(g)\, \to \,{O_2}(g) + Cl{O^ * }(g)$ ..... $(i)$               $[{K_i} = 5.2 \times {10^9}\,\,L\,mo{l^{ - 1}}\,{s^{ - 1}}]$

$Cl{O^ * }(g) + {O^ * }(g)\, \to \,{O_2}(g) + \,C{l^ * }(g)$ ..... $(ii)$                $[{K_{ii}} = 2.6 \times {10^{10}}\,\,L\,mo{l^{ - 1}}\,{s^{ - 1}}]$

The closest rate constant for the overall reaction 

${O_3}(g){\mkern 1mu}  + {\mkern 1mu} {O^*}(g){\mkern 1mu}  \to {\mkern 1mu} 2{O_2}(g)$ is  ........... $L\,\,mo{l^{ - 1}}\,{s^{ - 1}}$

Maximum unpaired electrons are present in
According to Bronsted-Lowry concept, base is a substance which is