Nitric acid is colorless liquid, It turns to red color when adding a few drops of litmus solution, Strong oxidizing agent – especially concentrated acid – and this is illustrated from the action of...
Group 5A (group 15) consists of five elements which are nitrogen, phosphorus, arsenic, antimony & bismuth, Elements of this group are not abundant in nature, except nitrogen which represents about 80 % of atmospheric...
The toxic chemicals are the substance that can be poisonous or cause the health effects, They don’t break down easily in the environment, they can build up the tissues of small organisms, they can move...
