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Analytical Chemistry Uses of Ammonium Hydroxide and Sodium Hydroxide — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryAnalytical Chemistry Uses of Ammonium Hydroxide and Sodium Hydroxide1 Mark
MCQ
Calcium salts with sodium hydroxide give __________ precipitates.
  • A
    Pink
  • B
    Blue
  • ✓
    White
  • D
    Green
✓

Answer

Correct option: C.
White
(c) White
Explanation : When calcium reacts with sodium hydroxide, it gives a white precipitate of calcium hydroxide and sodium metal.
$Ca +2 NaOH \rightarrow Ca ( OH )_2+2 Na$
Calcium Sodium white ppt. Sodium
Hydroxide

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