Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Copper Zinc Aluminium Iron Copper Zinc Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was bronze iron copper gold bronze iron copper gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Lead NO2 SO2 Hg Lead NO2 SO2 Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Topaz Pearl Opal Cat's-eye Topaz Pearl Opal Cat's-eye ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 electron only 1 proton + 2 neutron 1 proton only 1 neutron only 1 electron only 1 proton + 2 neutron 1 proton only 1 neutron only ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are made from Sodium salt of benzene sulphonic acid Sodium stearate Sodium salt of benzene carboxylic acid Sodium palmitate Sodium salt of benzene sulphonic acid Sodium stearate Sodium salt of benzene carboxylic acid Sodium palmitate ANSWER DOWNLOAD EXAMIANS APP
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