Advertisements
Advertisements
Question
Write true or false for each statement. Rewrite the false statement correctly.
The smallest part of an element capable of independent existence is called an atom.
Options
True
False
Solution
True
APPEARS IN
RELATED QUESTIONS
Water cycle is an example of inter conversion of states of water. Explain.
One litre of water has 6.02 × 1026 molecules. Estimate the size of a molecule.
Describe a simple experiment to illustrate the existence of inter-molecular spacing.
What is volume?
Give reason :
A red ink drop added to a small amount of water in a glass turns water red in some time.
Identify the odd term out and explain.
Match the arrangement of atoms in the three states of matter in List I with the correct state in List II.
| List I | List II |
| 1. Arrangement of atoms, very closely packed | A: Solids |
| 2. Interparticle space is maximum | B: Liquids |
| 3. Force of attraction between particles is very weak | C: Gases |
| 4. Movement of particles is about their own position | |
| 5. Particles in the state of matter are slightly compressible and not closely packed. |
Give a reason for the following:
A crystal of iodine on slow heating in a closed flask turns into vapours and fills the complete flask.
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.
