Chemistry What is a common name for the substance which irritates lachrymal glands ? Tear Gas Laughing Gas Anaesthetic Gas Noble Gas Tear Gas Laughing Gas Anaesthetic Gas Noble Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? White phosphorus Red phosphorus Black phosphorus Violet phosphorus White phosphorus Red phosphorus Black phosphorus Violet phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Zinc Lead Chromium Nickel Zinc Lead Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Digestion of food Conversion of water into steam Burning of paper Burning of coal Digestion of food Conversion of water into steam Burning of paper Burning of coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and zinc Lead and antimony Lead and copper Lead and bismuth Lead and zinc Lead and antimony Lead and copper Lead and bismuth ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Methane and carbon monoxide Isobutane and propane Methane and carbon dioxide Carbon dioxide and oxygen Methane and carbon monoxide Isobutane and propane Methane and carbon dioxide Carbon dioxide and oxygen ANSWER DOWNLOAD EXAMIANS APP
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