Chemistry Which type of fire extinguisher is used for petroleum fire ? Powder type Foam type None of these Soda acid type Powder type Foam type None of these Soda acid type ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Isotopes Anions Higgs-boson Cations Isotopes Anions Higgs-boson Cations ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fuels causes minimum environmental pollution? Kerosene Coal Diesel Hydrogen Kerosene Coal Diesel Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Sulphur dioxide Carbon dioxide Smoke Carbon monoxide Sulphur dioxide Carbon dioxide Smoke Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rectified spirit is : Tincture iodine Methylated spirit 95% ethyl alcohol 100% ethyl alcohol Tincture iodine Methylated spirit 95% ethyl alcohol 100% ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is ________ . Glacial acetic acid Diluted formic acid Diluted acetic acid Glacial formic acid Glacial acetic acid Diluted formic acid Diluted acetic acid Glacial formic acid ANSWER DOWNLOAD EXAMIANS APP
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