CH-1600

Tests for cations

Chemistry · Secondary 4 · Medium · Tests for cations

A colourless solution of metal nitrate M(NO

_3

)

_2

gives a white precipitate with aqueous sodium hydroxide that dissolves in excess to form a colourless solution. Which metal ion is most likely present?

$Zn^{2+}$
$Cu^{2+}$
$Fe^{2+}$
$Fe^{3+}$

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