Characteristics Of Solids MCQ Quiz!
- 1.The temperature at which two or more than two types of crystals exist in equilibrium is called?
- A.
Melting point
- B.
Transition temperature
- C.
Eutectic temperature
- D.
Boiling point
- 2.The solid in which atoms, ions, or molecules have random non-repetitive three dimensional arrangements are termed as:
- A.
Crystal
- B.
Glasses
- C.
Alloys
- D.
Amalgams
- 3.Crystal lattice is the arrangement of particles in:
- A.
One dimension
- B.
Two dimensions
- C.
Three dimensions
- D.
Four dimensions
- 4.The nature of bond in diamond is:
- A.
Ionic
- B.
Covalent
- C.
Molecular
- D.
Metallic
- 5.Lattice energy is also called:
- A.
Crystal energy
- B.
Ionization energy
- C.
Energy of affinity
- D.
Bond energy
- 6.When gaseous ions are allowed to form a crystal, energy:
- A.
Is evolved
- B.
Is absorbed
- C.
Is sometimes absorbed and sometimes released
- D.
Has no effect
- 7.NaF and MgO have both atomic ratio 1:1 in their crystals such property is:
- A.
Polymorphism
- B.
Isomorphism
- C.
Isotropy
- D.
Allotropy
- 8.Electric current can pass through graphite in one direction but not through other directions of crystal such property is called:
- A.
Allotropy
- B.
Anisotropy
- C.
Isomorphism
- D.
Polymorphism
- 9.Iron acts as an electrical conductor due to:
- A.
Electron cloud
- B.
Free protons
- C.
Free neutrons
- D.
Free ions
- 10.What method could be used to obtain copper from mixture of powdered copper and sodium chloride:
- A.
Heating the mixture
- B.
Fractional distillation of the mixture
- C.
Passing an electric current through the mixture
- D.
Adding excess water to the mixture and filtering
- 11.Lead and zinc can be separated by distillation because they have different:
- A.
Boiling point
- B.
Densities
- C.
Mass numbers
- D.
Reactivities
- 12.An insoluble solid was dropped into a measuring cylinder containing 50 cm3 of water. What will be the effect on volume of water?
- A.
15 cm3
- B.
17 cm3
- C.
50 cm3
- D.
65 cm3
- 13.The spontaneous mixing of particles is called:
- A.
Evaporation
- B.
Sublimation
- C.
Diffusion
- D.
Boiling
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