How can you apply green chemistry for the following : 

(i) To control photochemical smog. 

(ii) To avoid use of halogenated solvents in drycleaning and that of chlorine in bleaching. 

(iii) To reduce use of synthetic detergents. 

 (iv) To reduce the consumption of petrol and diesel.

–I effect ∝ Acidic strength

+I effect ∝ Basic strength

*  Most stable anion due to maximum –I effect.

*  Most acidic

with increase in separation of screen from slits plane, fringe width increases.

Excessive nitrate in drinking water causes methemoglobinemia

Excessive nitrate in drinking water causes methemoglobinemia

Release of toxic/undesirable materials in the environment.