Chemistry Which gas is used for converting vegetable oils into saturated fats ? Cl2 O2 SO2 H2 Cl2 O2 SO2 H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a common name for the substance which irritates lachrymal glands ? Anaesthetic Gas Noble Gas Tear Gas Laughing Gas Anaesthetic Gas Noble Gas Tear Gas Laughing Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Copper Aluminium Zinc Silver Copper Aluminium Zinc Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons in a Hydrogen atom One Four Three Two One Four Three Two ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Alkalinity Eutrophication Hardness Acidity Alkalinity Eutrophication Hardness Acidity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Lead SO2 Hg NO2 Lead SO2 Hg NO2 ANSWER DOWNLOAD EXAMIANS APP
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