Water for town supply is chlorinate to make it free from<...
Water for town supply is chlorinate to make it free from
bad colour
bacteria
temporary hardness
permanent hardness
Correct answer is B
Chlorine helps to keep water from germs and bacteria.
The ion that will give a white precipitate with aqueous NaOH and soluble in excess of the base is ...
The following properties are characteristics of transition elements except ...
Liquid X, reacts with sodium trioxocarbonate (IV) (Na2CO3) to give a gas which turns calcium chlorid...
Which of the following is a property of ionic chlorides? ...
An organic compound with a vapour density 56.5 has the following percentage composition:C =53.1% N =...
The tabulated results below were obtained by titration 10.0 cm3 of water with soup. The titration wa...
In titration involving sodium hydroxide and dilute hydrochloric acid, where would you place the base...
Zinc Oxide is a? ...
Noble gas molecules are held together by ...
Pipe-borne water is usually chlorinated in order to ...
Verbal Reasoning Questions and Answers
Data Interpretation Questions and Answers
Quantitative Reasoning Questions and Answers
Typing Speed and Accuracy Test
Puzzles Questions and Answers
Numerical Reasoning Questions and Answers
Microsoft Office Questions and Answers
Logical Reasoning Questions and Answers
Abstract Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
Personality Test
Situational Judgement Questions and Answers
Spatial Reasoning Questions and Answers
See all →