Question
The group having isoelectronic species is :
✓
Answer
a
Isoclectronic species have the same number of electrons. The following ionic species are isoclectronic.
Isoclectronic species have the same number of electrons. The following ionic species are isoclectronic.
$\begin{array}{lcc}\hline \text { Ions } & {\text { Atomic number }} & {\text { Number of electrons }} \\ \hline 0^{2-} & {8} & {10} \\ {\mathrm{F}^{-}} & {9} & {10} \\ {\mathrm{Na}^{+}} & {11} & {10} \\ {\mathrm{Mg}^{2+}} & {12} & {10} \\ \hline\end{array}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which one is the complimentary base of adenine in one strand to that in the other strand of DNA?
With respect to graphite and diamond, which of the statement$(s)$ given below is (are) correct?
→$(A)$ Graphite is harder than diamond.
$(B)$ Graphite has higher electrical conductivity than diamond
$(C)$ Graphite has higher thermal conductivity than diamond
$(D)$ Graphite has higher $C$ - $C$ bond order than diamond
Oxidation number of oxygen in ozone $({O_3})$ is
→ Which of the following has highly acidic hydrogen?
Match List $I$ (Equations) with List $II$ (Type of processes) and select the correct option.
→$\begin{array} {|l|p{0.6\linewidth}|} \hline List\,\,I\,\,Equations & List\,\,II\,\,Type\,\,of\,\,processes \\ \hline A. K_p > Q & (i)\,\,Non-\,\,spontaneous \\ \hline B.\, \Delta G^o < RT ln Q & (ii)\,\,Equilibrium \\ \hline C. K_p=Q & (iii)\,\,Spontaneous\,\,and\,\,endothermic \\ \hline D. T > \frac{\Delta H}{\Delta S} & (iv)\,\,Spontaneous \\ \hline \end{array}$
.
Which of the following reaction is possible at anode?
Mixture of sand and sulphur may best be separated by
Product $(B)$ is
→Which of the following oxides is white but becomes yellow on heating