Chemistry The metal used to galvanise iron to protect it from rusting is Lead Antimony Chromium Zinc Lead Antimony Chromium Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Propane Butane Ethane Methane Propane Butane Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Light metals Noble gases Heavy metals Halogens Light metals Noble gases Heavy metals Halogens ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Cadmium Chromium Copper Lead Cadmium Chromium Copper Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Borax Hydrogen peroxide Sodium chloride Saltpetre Borax Hydrogen peroxide Sodium chloride Saltpetre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Interveinal necrotic spots on leaves appear due to NO2injury SO2injury O3injury HF injury NO2injury SO2injury O3injury HF injury ANSWER DOWNLOAD EXAMIANS APP