General Science Class 9 MCQS

In Daniel cell ____ is used as cathode.

1. Zn
2. Cu
3. Sn
4. Pb

1 g equivalent weight of Aluminum is equal to :

1. 9 g
2. 27 g
3. 54 g
4. 1 g

Which one of the following is correct statement?

1. Oxidation occurs at cathode
2. Reduction occurs at anode
3. Reduction occurs at cathode
4. Ions lose electrons at cathode

Which one metal belongs to Alkaline earth metal?

1. B
2. Bi
3. Br
4. Ba

Which one of the following is Barium?

1. Bi
2. Be
3. Ba
4. Br

Chlorine can be displaced by :

1. F
2. Br
3. I
4. At

Which one of the following is strong acid?

1. HF
2. HCl
3. HBr
4. HI

Which Halogen exists in liquid state?

1. F2
2. CI2
3. Br2
4. I2

Non-metals of ____ group are gases.

1. VI-A
2. VII-A
3. VIII-A
4. VIII-B

Which one of the following is Metalloid?

1. Br
2. Se
3. S
4. Sr