Chemistry Choose the incorrect statement pertaining to organic compounds They do not dissolve in water They contain mainly carbon and hydrogen They are not easily combustible They have low melting and boiling points They do not dissolve in water They contain mainly carbon and hydrogen They are not easily combustible They have low melting and boiling points ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Styrene Methane Ethylene Acetylene Styrene Methane Ethylene Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Zinc Lead Nickel Chromium Zinc Lead Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Nitric acid Acetic acid Hydrochloric acid Sulphuric acid Nitric acid Acetic acid Hydrochloric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Acid fumes Photochemical smog Industrial smog Sulphurous smog Acid fumes Photochemical smog Industrial smog Sulphurous smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Carbon monoxide Oxides of sulphur Carbon dioxide Oxides of nitrogen Carbon monoxide Oxides of sulphur Carbon dioxide Oxides of nitrogen ANSWER DOWNLOAD EXAMIANS APP
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