Chemistry Electric fuse is an alloy of Zinc and lead Carbon and tin Tin and lead Copper and iron Zinc and lead Carbon and tin Tin and lead Copper and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of one Avogadro number of helium atom is 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 6 –3 to + 3 –3 to + 4 –3 to + 5 –3 to + 6 –3 to + 3 –3 to + 4 –3 to + 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is pure matter ? Iron Air Carbon–dioxide Brass Iron Air Carbon–dioxide Brass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following 1,3-butadiene Acrylonitrile 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene 1,3-butadiene Acrylonitrile 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium is added to the oxygen supply of deep sea divers because it is Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen ANSWER DOWNLOAD EXAMIANS APP
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