Chemistry Domestic cooking gas consists mostly of Ethylene and carbon monoxide Liquified butane and isobutane Hydrogen and acetylene Methane and ethane Ethylene and carbon monoxide Liquified butane and isobutane Hydrogen and acetylene Methane and ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is also used as a Bio fertilizer? Uric Acid Urea Ammonia None of these Uric Acid Urea Ammonia None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a : Uninterrupted power supply (UPS) Power transmittor Generator Battery Uninterrupted power supply (UPS) Power transmittor Generator Battery ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is Mg Ca Na K Mg Ca Na K ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Zinc Copper Aluminium Iron Zinc Copper Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Increased transportation activity Deforestation Rapid industrialization All of these Increased transportation activity Deforestation Rapid industrialization All of these ANSWER DOWNLOAD EXAMIANS APP
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