Advertisements
Advertisements
Question
Give two examples for the following :
Substances which sublime.
Advertisements
Solution
Naphthalene, camphor, dry ice.
APPEARS IN
RELATED QUESTIONS
Define: Gas.
Under what conditions do solids, liquids and gases change their state.
Name the terms for the force of attraction between the molecules of matter.
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Write true or false for each statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Select the correct alternative
The diameter of a molecule is approximately
Give reason :
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
