Chemistry Which of the following is not a gaseous air pollutant? Hydrocarbon Oxides of nitrogen Oxides of sulphur Smoke Hydrocarbon Oxides of nitrogen Oxides of sulphur Smoke ANSWER DOWNLOAD EXAMIANS APP
Chemistry The scientist who experimentally proved the existance of positron is Bethe Bohr Fermi Anderson Bethe Bohr Fermi Anderson ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Nichrome Copper Silver Iron Nichrome Copper Silver Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a common name for the substance which irritates lachrymal glands ? Anaesthetic Gas Laughing Gas Noble Gas Tear Gas Anaesthetic Gas Laughing Gas Noble Gas Tear Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is a Nonconductor Semiconductor Insulator Conductor Nonconductor Semiconductor Insulator Conductor ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical substance present in bones and teeth is Calcium sulphate Calcium chloride Calcium phosphate Calcium borate Calcium sulphate Calcium chloride Calcium phosphate Calcium borate ANSWER DOWNLOAD EXAMIANS APP
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