3. The most electronegative element from the following

3. The most electronegative element from the following is

a)Magnesium

b) Chlorine

c)Aluminum

d) Neon

4. The ore from which Aluminium metal is most commonly extracted is

a)Haematite

b) Magnetite

c)Bauxite

d)None of these

5. HCL gas is collected in the Lab by

a) downward displacement of air

b) upward displacement of air

c) downward displacement of water

d) none of these​


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