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Practical Work — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryPractical Work1 Mark
Question
An amphoteric hydroxide.
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Answer

Zinc hydroxide is an amphoteric hydroxide. It can be identified by treating the salt solution with sodium hydroxide, if a white ppt. is formed and if it gets dissolved in excess of sodium hydroxide then it may be zinc hydroxide.

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