MCQ
Chlorine atom differs from chloride ion in the number of
  • A
    Proton
  • B
    Neutron
  • Electrons
  • D
    Protons and electrons

Answer

Correct option: C.
Electrons
c
(c) $Cl$ and $C{l^ - }$ differs in number of electrons. $Cl $ has $17{e^ - }$ while $C{l^ - }$ has $18{e^ - }$.

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

On addition of ammonium chloride to a solution of ammonium hydroxide
$S + \frac{3}{2}{O_2} \to S{O_3} + 2x\,kcal$

$S{O_2} + \frac{1}{2}{O_2} \to S{O_3} + y\,kcal$

Find out the heat of formation of $S{O_2}$

Correct Lewis acidity order of $BX_3$ is
Match each of the diatomic molecules in Column $I$ with its property / properties in Column $II$.
Column $I$ Column $II$
$(A)$ $\mathrm{B}_2$ $(p)$ Paramagnetic
$(B)$ $\mathrm{N}_2$ $(q)$ Undergoes oxidation
$(C)$ $\mathrm{O}_2^{-}$ $(r)$ Undergoes reduction
$(D)$ $\mathrm{O}_2$ $(s)$ Bond order $\geq 2$
  $(t)$ Mixing of ' $\mathrm{s}$ ' and ' $\mathrm{p}$ ' orbitals
Assign $A, B, C, D$ from given type of reaction. $F{e^{2 + }}\left( {aq.} \right) + C{r_2}O_7^{2 - } + {H^ + } \longrightarrow F{e^{3 + }}\left( {aq.} \right) + C{r^{3 + }}$
A solution whose $ pH$  value is less than $7$ will be
$100\, \mathrm{~mL}$ of $\mathrm{Na}_{3} \mathrm{PO}_{4}$ solution contains $3.45\, \mathrm{~g}$ of sodium. The molarity of the solution is $.....\times 10^{-2}$ $\operatorname{mol} \,\mathrm{L}^{-1} \cdot($ Nearest integer $)$

[Atomic Masses - $\mathrm{Na}: 23.0\, \mathrm{u}, \mathrm{O}: 16.0\, \mathrm{u}, \mathrm{P}: 31.0 \,\mathrm{u}]$

In weak electrolytic solution, degree of ionization
The $IUPAC$ name of 

$\begin{array}{*{20}{c}}
  {{{\left( {{C_2}{H_5}} \right)}_2}NC{H_2}CH \cdot COOH} \\ 
  {\,\,\,\,\,\,\,|} \\ 
  {\,\,\,\,\,\,\,Cl} 
\end{array}$

is :

$120$ of an organic compound that contains only carbon and hydrogen gives $330\, g$ of $CO _{2}$ and $270\, g$ of water on complete combustion. The percentage of carbon and hydrogen, respectively are ...... .