MCQ
The $IUPAC$ name of $C{H_3}C{H_2}C(Br) = CH - Cl$ is
- ✓$2-$bromo-$1-$chloro butene
- B$1-$chloro$-2$-bromo-butene
- C$3-$chloro-$2-$bromo butene$-2$
- DNone of these
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Statement $(I)$ : Both metal and non-metal exist in $\mathrm{p}$ and $d$-block elements.
Statement $(II)$ : Non-metals have higher ionisation enthalpy and higher electronegativity than the metals.
In the light of the above statements, choose the most appropriate answer from the option given below:
For a certain quantity of reactants, if the volume of the reaction vessel is reduced by a factor of $3,$ the rate of the reaction increases by a factor of $.....$. (Round off to the Nearest Integer).
$\mathrm{Eu}, \mathrm{Cm}, \mathrm{Er}, \mathrm{Tb}, \mathrm{Yb}$ and $\mathrm{Lu}$