Chemistry Of the following, which one pollutes the air of a big city ? Copper Chromium Lead Cadmium Copper Chromium Lead Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following phenomenon is considered responsible for Global Warming? Dry farming Trade winds Greenhouse effect Fire in coal mines Dry farming Trade winds Greenhouse effect Fire in coal mines ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Alum Gypsum Clay Alumina Alum Gypsum Clay Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Butane Propane Ethane Methane Butane Propane Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which fails to liberate carbon dioxide from sodium bicarbonate is : Carbonic acid Sulphuric acid Acetic acid Formic acid Carbonic acid Sulphuric acid Acetic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Helium Nitrogen Argon Hydrogen Helium Nitrogen Argon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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