Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Carbene Carbocation Free radical Carbanion Carbene Carbocation Free radical Carbanion ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra – a –naphthylethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide level in the atmosphere can be reduced by using Static electricity to attract it in factory chimneys More efficient car engines Catalytic converters in industry Low - sulphur fuels Static electricity to attract it in factory chimneys More efficient car engines Catalytic converters in industry Low - sulphur fuels ANSWER DOWNLOAD EXAMIANS APP
Chemistry London smog is found in Winter during morning time Winter during day time Summer during morning time Summer during day time Winter during morning time Winter during day time Summer during morning time Summer during day time ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a common name for the substance which irritates lachrymal glands ? Anaesthetic Gas Tear Gas Noble Gas Laughing Gas Anaesthetic Gas Tear Gas Noble Gas Laughing Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is ethane carbon dioxide ethylene acetylene ethane carbon dioxide ethylene acetylene ANSWER DOWNLOAD EXAMIANS APP
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