Question

2)Symbol for copper is Co.

3)Gases diffuse very rapidly.

4)Atomic number of Nitrogen is 14.

5) After gaining heat liquids convert into vapour state.

6)The number of cations present in aluminium are 3.

7)Symbolic represention for sodium chloride is NAcL.

8)Solids have least interparticle spaces.

9)Kinetic energy is due to the position of particles.

10) Mass can neither be created nor be destroyed in any chemical reaction.

Q3. Fill in the blanks. (5M)

1)The combining capacity of an atom is called.......

2)Avogadro's constant contains........atoms.

3)Evaporation is...... Phenomenon.

4)....has definite mass and volume.​

Answer 1

• True
• true
• false
• true
• true
• false
• false
• false
• true

1. bonding
2. 6.02 × 10^23
3. surface
4. solid

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Answer 2

Answer:

2. True

3. True

4. False

5. True

6. True

7. False

8. True

9. False

10. False

Q3.

1.) Bonding

2.) 6.02 x 10²³

3.) Surface

4.) Solid