(A) Aromatic Hydrocarbons
(B) Aliphatic Hydrocarbons
(C) Cyclic Hydrocarbons
(D) Aliphatic and Aromatic Hydrocarbons
Tag: Inorganic Chemistry
Silver halides are used in photographic plates because they are?
(A) Reduced by light
(B) Totally colourless
(C) Soluble in hypo solution
(D) Oxidized in air
Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful?
(A) Solar infrared radiation
(B) Solar ultraviolet radiation
(C) CO2 in the air
(D) SO2 in the air
Laughing gas is?
(A) Nitrous oxide
(B) Nitric oxide
(C) Nitrogen trioxide
(D) Nitrogen pentoxide
Which of the following is a method of disposing of solid waste which can not be reused or recycled?
(A) Incineration
(B) Landfills
(C) Pyrolysis and Gasification
(D) All of the above
Which of the following is a greenhouse gas?
(A) Sulphur dioxide
(B) Carbon dioxide
(C) Helium
(D) Nitrogen
In silvery paints the main constituent present is?
(A) Silver Powder
(B) Lead Powder
(C) Aluminium Powder
(D) White Lead
Tetraethyl lead TEL is?
(A) An Antioxidant
(B) A catalyst in burning fossil fuel
(C) A reductant
(D) An antiknock compound