Question

1】. fill ups : the value of g is height at _____ and lowest at _______. 2】.complete given crelation : Helium : He :: ______: Rb 3】. find odd one out : rubber , plastic , silk , wool. 4】. complete the given chemical reaction : CH3Cl + Cl2 ---–-->[. ] + [. ]. 5】
. true or false : A calorimeter is used for studying anomalous behaviour of water ​

Answer 1

1. Gravity is high at 50000 km above the surface and low at the earth's surface.

2. Rb has 7 electrons

3. Wool.

4. CH₂Cl₂ + HCl

5. False.