Advertisements
Advertisements
प्रश्न
Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.
Advertisements
उत्तर
Deposition
APPEARS IN
संबंधित प्रश्न
Boiling takes place from the
A certain quantity of water is heated from 20°C to 100°C. Its temperature is recorded after each 1 minute. The observations are:
| Time (in minute) | Temperature (in °C) |
| 0 | 20 |
| 1 | 30 |
| 2 | 40 |
| 3 | 50 |
| 4 | 60 |
| 5 | 70 |
| 6 | 80 |
| 7 | 90 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
How is the boiling point of water affected when some salt is added to it?
A pressure cooker is based on the principle that boiling point of water increases with the ______.
Boiling of egg results in ______ change.
What is the physical state of water at 100°C.
Water into steam on heating is called freezing.
During summer, water kept in an earthen pot becomes cool because of the phenomenon of
Assertion (A): Burning of a candle is considered a physical as well as chemical change.
Reason (R): Melting of wax is a physical change melted wax turns into vapours and then bums which is a chemical change.
Assertion (A): No-new substance is formed when water is heated to get steam.
Reason (R): Conversion of water into steam is a physical change.
