(A) Calcium
(B) Lead
(C) Gold
(D) Iron
Tag: Inorganic Chemistry
White phosphorus is always kept under?
(A) Water
(B) Ether
(C) Kerosene
(D) Benzene
Mineral containing both magnesium and calcium?
(A) Calcite
(B) Carnallite
(C) Magnesite
(D) Dolomite
Among following which is used as an explosive?
(A) Graphite
(B) Mercuric oxide
(C) Phosphorous Trichloride
(D) Nitroglycerine
Substance that is added to make natural rubber strong and more bouncy is?
(A) Chlorine
(B) Sulphur
(C) Sponge
(D) Polythene
Noble gas used in radiotherapy is?
(A) Xenon
(B) Radon
(C) Neon
(D) Argon
Detergents are?
(A) Sodium salt of benzoic acid
(B) Sodium salts of fatty acids
(C) Sodium salts of sulfonic acids
(D) All of the above
Magnalium is an alloy of?
(A) Manganese and Magnesium
(B) Aluminium and Zinc
(C) Aluminium and Magnesium
(D) Magnesium and Tin