Question

b. AMMONIUM HYDROXIDE IS
ADDED ZINC SULPHATE
REDDISH BROWN PRECIPITATE IS
FORMED
GELATINOUS WHITE PRECIPITATE
IS FORMED
THE COLOUR CHANGES FROM RED
TO SILVERY
O WHITE PRECIPITATE IS FORMED​

Answer 1

$\huge\boxed{\underline{\mathcal{\red{❥A}\green{N}\pink{S}\orange{W}\blue{E}\purple{R}}}}$

Sea water is a mixture of salts and water which cannot be separated except by evaporation. Therefore, sea water is considered homogeneous.

Sea water also contains mud, decayed plant, etc., other than salts and water, so it is heterogeneous also.

Answer 2

Explanation:

${ \huge{ \texttt{ \fcolorbox{aqua}{black}{Aɳʂɯҽr}}}}$

(i) A bluish white precipitate appears which dissolves in excess of NH4OH and give an inky blue solution of tetra-amino copper sulphate.

(ii) A gelatinous white precipitate appears which dissolves in excess of NH 4OH and give a clear transparent colourless solution of tetraamine zinc sulphate.

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@MɪssSᴘᴀʀᴋʟɪɴɢ♥️