MCQ
Which one of the following should be most stable
- A$H_2^ + $
- B${H^ + }$
- C$H$
- ✓${H^ - }$
✓
Answer
Correct option: D.
${H^ - }$
d
(d)${H^ - }$ is most stable due to its full filled $1s$-orbital.
(d)${H^ - }$ is most stable due to its full filled $1s$-orbital.
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
The correct order of increasing electron affinity of the following elements is
On heating an aliphatic primary amine with chloroform and ethanolic potassium hydroxide, the organic compound formed is :
Assign $A, B, C, D$ from given type of reaction.
${I_2} + NaOH \longrightarrow NaI + NaOI$
→Which of the following compounds is an amino acid
Mercury is a liquid at $0\,^o C$ because of
→According to Molecular Orbital Theory,
→($A$) $\mathrm{C}_2^{2-}$ is expected to be diamagnetic
($B$) $\mathrm{O}_2{ }^{2+}$ is expected to have a longer bond length than $\mathrm{O}_2$
($C$) $\mathrm{N}_2^{+}$and $\mathrm{N}_2^{-}$have the same bond order
($D$) $\mathrm{He}_2^{+}$has the same energy as two isolated He atoms
$1, 3-$ butadiene has
→The incorrect statement among the following is
What is electronic arrangement of metal atom/ion in octahedral complex with $d^4$ configuration, if $\Delta _0 <$ pairing energy
→The relationship among the following pairs of isomers is
