MCQ
Which one of the following species possesses maximum size
- A$N{a^ + }$
- B${F^ - }$
- C$Ne$
- ✓${O^{2 - }}$
✓
Answer
Correct option: D.
${O^{2 - }}$
d
(d) All are isoelectronic but ${O^{2 - }}$ has lowest charge among them. So it is largest in size.
(d) All are isoelectronic but ${O^{2 - }}$ has lowest charge among them. So it is largest in size.
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 of the following compounds is not linear
Which of the structures given' below are chiral ?
According to Bronsted-Lowry concept an acid is a substance which
Which of the following species have maximum number of unpaired electrons
The number of lone pairs of electron on Xe in XeOF4 is:
Consider the following reaction
→$C{O_{(g)}} + \frac{1}{2}{O_{2(g)}} \to C{O_{2(g)}}$
How are $\Delta E$ and $\Delta H$ releated for the reaction?
The correct order of ionisation energy is :
A electrovalent compound is made up of
he ratio of oxygen atom having −2 and −1 oxidation numbers in $\text{S}_2\text{O}^{2-}_8$ is _____.
→The enthalpy of formation of ethane $\left(\mathrm{C}_2 \mathrm{H}_6\right)$ from ethylene by addition of hydrogen where the bondenergies of $\mathrm{C}-\mathrm{H}, \mathrm{C}-\mathrm{C}, \mathrm{H}-\mathrm{H}$ are $414 \mathrm{~kJ}, 347 \mathrm{~kJ}$, $615 \mathrm{~kJ}$ and $435 \mathrm{~kJ}$ respectively is -. . . . . . . . .$\mathrm{kJ}$.
→