Chemistry Philosopher’s Wool is Zinc oxide Zinc sulphate Zinc carbonate Zinc blende Zinc oxide Zinc sulphate Zinc carbonate Zinc blende ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Acetic acid Hydrochloric acid Citric acid Oxalic acid Acetic acid Hydrochloric acid Citric acid Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Lead Bromine Barium Magnesium Lead Bromine Barium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Light metals Heavy metals Halogens Noble gases Light metals Heavy metals Halogens Noble gases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful Solar infrared radiation CO2 in the air SO2 in the air Solar ultraviolet radiation Solar infrared radiation CO2 in the air SO2 in the air Solar ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton ANSWER DOWNLOAD EXAMIANS APP