MCQ
Select the incorrect match
  • A
    $O-$ nitrophenol $> P-$ nitrophenol $ \Rightarrow $ Vapour pressure
  • B
    $O-$ nitrophenol $< P-$ nitrophenol $ \Rightarrow $ Boiling point
  • C
    $\begin{array}{*{20}{c}}
    {C{H_2} - OH}\\
    {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}\\
    {\,\,\,\,\,\,C{H_2} - OH\,\,\,\,\,\,\,}
    \end{array}$ $ < \begin{array}{*{20}{c}}
    {C{H_2} - OH}\\
    {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}\\
    {CH - OH}\\
    {\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}\\
    {C{H_2} - OH\,}
    \end{array}$ $ \Rightarrow $ Viscosity
  • $H_2O < HF$ $ \Rightarrow $ Boiling point

Answer

Correct option: D.
$H_2O < HF$ $ \Rightarrow $ Boiling point
d

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Answer the following by appropriately matching the lists based on the information given in the paragraph Consider the Bohr's model of a one$-$electron atom where the electron moves around the nucleus. In the following List$-I$ contains some quantities for the $n^{t /}$ orbit of the atom and List$-II$ contains options showing how they depend on $n$. Which of the following options has the correct combination considering List$-I$ and List$-II$?
List$-I$ List$-II$
$(I)$ Radius of the $n^{\text {th }}$ orbit $(P)\propto n ^{-2}$
$(II)$ Angular momentum of the electron in the $n^{\text {th }}$ orbit $(Q)\propto n ^{-1}$
$(III)$ Kinetic energy of the electron in the $n^{\text {th }}$ orbit $(R)\propto n ^0$
$(IV)$ Potential energy of the electron in the $n^{\text {th }}$ orbit $(S)\propto n ^1$
  $(T)\propto n ^2$
  $(U)\propto n ^{1 / 2}$
$(1)$ Which of the following options has the correct combination considering List$-I$ and List$-II$?
$(1) (II), (R)(2) (I), (P)(3) (I), (T)(4) (II), (Q)$
($2$) Which of the following options has the correct combination considering List$-I$ and List$-II$?
$(1) (III), (S)(2) (IV), (Q)(3) (IV),(U)(4) (III), (P)$
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