Chemistry Periodic table contains how many groups 19 16 18 17 19 16 18 17 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of Sulphur, sand and charcoal Nitre, sulphur and charcoal TNT and charcoal Sand and TNT Sulphur, sand and charcoal Nitre, sulphur and charcoal TNT and charcoal Sand and TNT ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major component in the LPG is Ethane Butane Propane Methane Ethane Butane Propane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain' is caused due to air - pollution by Carbon dioxide Nitrous oxide and sulphur dioxide Carbon monoxide Methane Carbon dioxide Nitrous oxide and sulphur dioxide Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of vinegar is Formic acid Salycylic acid Acetic acid Oxalic acid Formic acid Salycylic acid Acetic acid Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/8 1/6 1/4 1/3 1/8 1/6 1/4 1/3 ANSWER DOWNLOAD EXAMIANS APP