Question

1.Generally which of the following is available in three states
a) Petrol
b) Water
c) Milk
d) Kerosene
2. Which one is not a fluid?
a) Iron
b) Air
c) Water
d) Oil
3. Which of the following is not a true solid?
a) Wood
b) Glass
c) Sponge
d) Rubber band
4. A substance has neither a fixed shape nor a fixed volume. Which physical state is represented by
this statement
a) Solid
b) Liquid
c) Gases
d) None of these
5. Intermolecular forces of altractions are least in
a) Solid
b) liquid
c) Gases
d) Plasma
6. The strongest inter particle forces of altraction present in
a) Sodium chloride
b) Oxygen
c) Water
d) Ethanol
7. Electronic configuration of nitrogen is
a) 1s 2s 2p? b) 1s 2s 2p' c) 1s 2s 2p d) 1s 2s 2p
8. Which of the following is a compound ?
a) H2
b) CI2
c) N2
d) NH3
9. Which of the following is an element
a) O2
b) H2O
c) HCI
d) NH3
10. Which of the following is a molecule
a) H2O
b) N2
c) O2
d) All​

Answer 1

Answer:

1(B)WATER

2.(A)IRON

3.(B)GLASS

4(C)GAS

5.(C)GASES

6.(A)Sodium chloride

7.()K-2, L-5

8(D)NH3

9(A)O2

10(D)ALL

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Answer 2

Answer:

1(c)

2(a)

3(a)

4(a)

5(b)