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

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry4. Chemical bonding and molecular structure1 Mark
MCQ
Which atom can have more than eight valence electrons when it is forming covalent bonds?
  • A
    $H$
  • B
    $N$
  • C
    $F$
  • D
    $Cl$
✓

Answer

$(d)$ Due to presence of vacant d-orbital excitation occurs in $Cl-$ atom and it  can have more than eight valence electrons when it is forming hypervalent  compound like $HClO_4$

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