TS EAMCET · Chemistry · Chemical Bonding and Molecular Structure
Group the molecules/ions according to bond order.
- A \(\left(\mathrm{O}_2^{2-}, \mathrm{Li}_2, \mathrm{O}_2^{2+}\right)\left(\mathrm{F}_2, \mathrm{~N}_2, \mathrm{He}_2^{2+}\right)\)
- B \(\left(\mathrm{F}_2, \mathrm{O}_2^{2+}, \mathrm{N}_2\right)\left(\mathrm{O}_2^{2-}, \mathrm{He}_2^{2+}, \mathrm{Li}_2\right)\)
- C \(\left(\mathrm{O}_2^{-}, \mathrm{Li}_2, \mathrm{~F}_2, \mathrm{He}_2^{2+}\right)\left(\mathrm{N}_2, \mathrm{O}_2^{2+}\right)\)
- D \(\left(\mathrm{Li}_2, \mathrm{~F}_2, \mathrm{O}_2^{2+}\right)\left(\mathrm{N}_2, \mathrm{O}_2^{2-}, \mathrm{He}_2^{2+}\right)\)
Answer & Solution
Correct Answer
(C) \(\left(\mathrm{O}_2^{-}, \mathrm{Li}_2, \mathrm{~F}_2, \mathrm{He}_2^{2+}\right)\left(\mathrm{N}_2, \mathrm{O}_2^{2+}\right)\)
Step-by-step Solution
Detailed explanation
Bond order of the group \[ \begin{aligned} & \mathrm{O}_2^{-} \text {has }=1, \quad \mathrm{Li}_2 \text { has }=1 \\ & \mathrm{~F}_2 \text { has }=1, \quad \mathrm{He}_2^{2+} \text { has }=1 \\ & \end{aligned} \] Similarly, \(\mathrm{N}_2\) has B. \(\mathrm{O}=3\) and…
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