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प्रश्न
Which of the following conditions favours the existence of a substance in the solid state?
पर्याय
High temperature
Low temperature
High thermal energy
Weak cohesive forces
उत्तर
Low temperature
Explanation:
At low temperature substance exists in solid state due to decrease in molecular motion which leads to strong cohesive forces i.e., forces which hold the constituent particles together.
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संबंधित प्रश्न
Classify the following solids in different categories based on the nature of intermolecular forces operating in them:
Potassium sulphate, tin, benzene, urea, ammonia, water, zinc sulphide, graphite, rubidium, argon, silicon carbide.
Classify each of the following solids as ionic, metallic, molecular, network (covalent) or amorphous.
(i) Tetra phosphorus decoxide (P4O10)
(ii) Ammonium phosphate (NH4)3PO4
(iii) SiC
(iv) I2
(v) P4
(vii) Graphite
(viii) Brass
(ix) Rb
(x) LiBr
(xi) Si
Based on the nature of intermolecular forces, classify the following solids:
Sodium sulphate, Hydrogen
The existence of a substance in more than one solid modifications is known as ____________.
Which of the following is not a characteristic property of solids?
Which of the following is not a characteristic of a crystalline solid?
Match the items given in Column I with the items given in Column II.
| Column I | Column II |
| (i) Mg in solid state | (a) p-Type semiconductor |
| (ii) MgCl2 in molten state | (b) n-Type semiconductor |
| (iii) Silicon with phosphorus | (c) Electrolytic conductors |
| (iv) Germanium with boron | (d) Electronic conductors |
Which among the following will show anisotropy?
