PolyLearning

1. Glue comes under example of
a. crystalline solids
b. amorphous solids
c. simple solids
d. compound solids
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Answer: (b).amorphous solids

2. Column of manometer which faces liquid is
a. raised
b. depressed
c. compressed
d. remains same
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Answer: (b).depressed

3. Ions of ionic crystals become free when it is in
a. solid state
b. compound state
c. molten state
d. none of these
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Answer: (c).molten state

4. Planes along which crystalline solids are broken down are called
a. cleavage planes
b. regular planes
c. irregular planes
d. simple planes
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Answer: (a).cleavage planes

5. Potassium nitrite makes isomorphs with
a. zinc sulphate
b. sodium chloride
c. zinc
d. sodium nitrite
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Answer: (d).sodium nitrite

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