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3. Classification of elements and periodicity in properties — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
The correct decreasing order for metallic character is
  • ✓
    $Na > Mg > Be > Si > P$
  • B
    $P > Si > Be > Mg > Na$
  • C
    $Si > P > Be > Na > Mg$
  • D
    $Be > Na > Mg > Si > P$
✓

Answer

Correct option: A.
$Na > Mg > Be > Si > P$
a
Across a period metallic character decreases

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