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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
The correct order of lattice energy of the following compounds
  • A
    $NaCl > MgBr_2 > CaO > Al_2O_3$
  • B
    $Al_2O_3 > MgBr_2 > CaO > NaCl$
  • C
    $MgBr_2 > Al_2O_3 > CaO > NaCl$
  • ✓
    $Al_2O_3 > CaO > MgBr_2 > NaCl$
✓

Answer

Correct option: D.
$Al_2O_3 > CaO > MgBr_2 > NaCl$
d
Lattice energy $ \propto $ Charge

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