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Measurement of Matter — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceMeasurement of Matter1 Mark
MCQ
………………………… is a composite radical.
  • A
    $Fe ^{3+}$
  • B
    $Ca ^{2+}$
  • ✓
    $NH _4^{+}$
  • D
    $S ^{2-}$
✓

Answer

Correct option: C.
$NH _4^{+}$
$NH _4{ }^{+}$

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