Chemistry Helium is added to the oxygen supply of deep sea divers because it is 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 Less poisonous than nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound that has the least value for octane number is : 2,2-dimethyl hexane Iso-octane 2-methyl heptane N-heptane 2,2-dimethyl hexane Iso-octane 2-methyl heptane N-heptane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following 2-methyl 1, 3-butadiene 2-chloro-1, 3-butadiene Acrylonitrile 1,3-butadiene 2-methyl 1, 3-butadiene 2-chloro-1, 3-butadiene Acrylonitrile 1,3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry An alloy used in making heating elements for electric heating device is German Silver Solder Alloy Steel Nichrome German Silver Solder Alloy Steel Nichrome ANSWER DOWNLOAD EXAMIANS APP
Chemistry The working of a dry cell is based on Electrolysis Spontaneous oxidation-reduction reaction Combination reaction Decomposition reaction Electrolysis Spontaneous oxidation-reduction reaction Combination reaction Decomposition reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Nitrite Lignite Magnetite Bauxite Nitrite Lignite Magnetite Bauxite ANSWER DOWNLOAD EXAMIANS APP