Class 9 Chemistry MCQ
Transition temperature of sulphur is ____________
95.6
95
95.5
96
Gases have fixed ____________
Shape
Volume
Area
Nil
Bucky balls are ____________ allotropic forms of carbon.
1st
2nd
3rd
4th
NaCl + H2O is ____________ solutions.
Aqueous
Binary
H2O
Nil
____________ solids are arranged in 3 dimension.
Crystalline
Amorphous
Both
None
1 torr = ?
1 mm of Hg
1 xa0atm
760 mm of Hg
1 pascal
Increase in ________________ increase evaporation.
Temperature
Stronger
All
None of above
Which is kept constant in the Charle’s law:
Pressure
Temperature
Volume
Mass
Intermolecular forces are ____________ than chemical bonds.
Stronger
Weaker
Wqual
Nil
When temperature of water drops to ____________ °C it convert onto ice.
0
-2
-1
1
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