Advertisements
Advertisements
प्रश्न
Solids have definite shape and definite volume.
पर्याय
True
False
उत्तर
True.
Reason As the molecules here have negligible intermolecular distance between them and have the maximum intermolecular force of attraction.
APPEARS IN
संबंधित प्रश्न
Match the following
| Column A | Column B | ||
| (a) | Molecules | (i) | Water boils |
| (b) | 100° C | (ii) | Evaporation |
| (c) | 0° C | (iii) | Changes from solid to gas |
| (d) | At all temperatures | (iv) | Matter |
| (e) | Camphor | (v) | Water freezes |
All kinds of matter
Name a non-metal which is a good conductor of electricity.
How much water should be mixed with 12 mL of alcohol so as to obtain 12 % alcohol solution ?
Which of the following contains less solute at a given temperature and pressure ? Unsaturated solution or Saturated solution.
Define Sol and give one example.
How will you separate camphor, common salt and iron nails from their mixture ?
How will you separate a mixture of iron filings, chalk powder and common salt ?
The liquid air has three components X, Y and Z whose boiling points are : –186°C, –183°C and –196°C,
respectively. When liquid air is fed into a tall fractional distillation column from near its bottom and warmed
up slowly :
(a) Which component will be collected from near the bottom of the fraction distillation column ? Why ?
(b) Which component will be collected from the top part of the fractional distillation column ? Why ?
(c) Which component will be collected from the middle part of the fractional distillation column ? Why ?
(d) What could the component X, Y and Z be ?
Define the term matter.
