On treating roll sulphur with an aqueous solution of calcium hydroxide:

plastic sulphur is prepared

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milk of sulphur is prepared

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rhombic sulphur is prepared

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roll is prepared

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Solution

The correct option is C plastic sulphur is prepared
On treating roll sulphur with an aqueous solution of calcium hydroxide plastic sulphur is prepared. It is dark in colour and insoluble in $C S_{2}$ . It is supercooled liquid.

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Q. _________ sulphur is prepared by passing hydrogen sulphide gas into an aqueous solution of sulphur dioxide.

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___________ sulphur is prepared by passing hydrogen sulphide gas into an aqueous solution of sulphur dioxide.

Name the following:
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(b) The catalyst used in the contact process.
(c) Solution obtained by dissolving sulphur trioxide in 98% sulphuric acid.
(d) Products obtained by treating zinc with dilute sulphuric acid.
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Q. Write complete balanced equations for the following reactions:
(a)

Calcium (solid) + Water (liquid) \underset{}{\to} Calcium hydroxide (solution) + Hydrogen (gas)

(b)

Sulphur dioxide (gas) + Oxygen (gas) \underset{}{\to} Sulphur trioxide (gas)

Q. Sulphur reacts with hot aqueous potassium hydroxide, KOH to form :

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On treating roll sulphur with an aqueous solution of calcium hydroxide:

The correct option is C plastic sulphur is prepared On treating roll sulphur with an aqueous solution of calcium hydroxide plastic sulphur is prepared. It is dark in colour and insoluble in CS2. It is supercooled liquid.

The correct option is C plastic sulphur is prepared
On treating roll sulphur with an aqueous solution of calcium hydroxide plastic sulphur is prepared. It is dark in colour and insoluble in $C S_{2}$ . It is supercooled liquid.