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4. Chemical bonding and molecular structure — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry4. Chemical bonding and molecular structure1 Mark
MCQ
Assertion : The $O—O$ bond length in $H_2O_2$ is shorter than that of $O_2F_2$.
Reason : $H_2O_2$ is an ionic compound.
  • A
    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
  • B
    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
  • C
    If the Assertion is correct but Reason is incorrect.
  • ✓
    If both the Assertion and Reason are incorrect.
✓

Answer

Correct option: D.
If both the Assertion and Reason are incorrect.
d
$H_2O_2$ is a covalent compound. In $O_2F_2, O -O$ bond is shorter than in $H_2O_2$ due to higher electronegativity of $F$.

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