Question

in which one of the following setsis each one a solid under ordinary conditions (a) stone,water,ice (b) salt,sugar, chalk (c) mercury, iron ,gold (d) oxygen ,nitrogen ,sulphur​

Answer 1

Answer: answer is option B

Explanation: In the different sets of substance given above , salt , sugar are solid under ordinary temperature. As mercury, water , oxygen and Nitrogen are not solids.

Answer 2

Each one  is solid under room temperature are salt sugar and chalk

Option b

Explanation:

• the characteristics of the solid state is that the particles of the matter and very close to each other. In addition to this they have a higher density as compared to that of the liquid.

• The exception is mercury. In addition to this bi can be converted into liquid state when the volume is constant but the shape is not constant as in the solid state. there is absorption of heat during the change in the state.

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