- A$N{H_3}$
- B${H_2}O$
- C$cis\, 1, \,2-dichloroethene$
- ✓$trans\, 1,\, 2-dichloroethene$
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Find the ( $\Delta S)_{universe}$ in $kJK^{-1}$ .
The number of following statements which is/are correct about phenolphthalein is $.....$.
$A$. It can be used as an indicator for the titration of weak acid with weak base.
$B$. It begins to change colour at $pH =8.4$
$C$. It is a weak organic base
$D$. It is colourless in acidic medium
if $T_1 < T_2$ then $X$ and $Y$ respectively are
$S{O_2}C{l_2}(g)\, \rightleftharpoons S{O_2}(g)\, + \,C{l_2}(g)$
is attained at $25\,^oC$ in a closed container and inert gas helium is introduced at constant volume. Which of the following statements are not correct
$(a)$ Concentrations of $SO_2, Cl_2$ and $SO_2Cl_2$ change
$(b)$ More chlorine is formed
$(c)$ Concentration of $SO_2$ is reduced
$(d)$ More $SO_2Cl_2$ is formed
