Chemistry Which one out of the following helps in burning ? Oxygen Nitrogen Carbon monoxide Carbon dioxide Oxygen Nitrogen Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fundamental particles present in the nucleus of an atom are Neutron, positron Neutron, electron Electron, proton Proton, neutron Neutron, positron Neutron, electron Electron, proton Proton, neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Iron Nickel Zinc Cobalt Iron Nickel Zinc Cobalt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? CaO Al2O3 Na2O + K2O CaSO4, 2H2O CaO Al2O3 Na2O + K2O CaSO4, 2H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to An integrated attempt to recycle water in relatively arid regions Scientific management of water in areas excessively plagued with water-logging Water distribution in relatively dry areas Constant movement of water from ocean to land and back to ocean once again An integrated attempt to recycle water in relatively arid regions Scientific management of water in areas excessively plagued with water-logging Water distribution in relatively dry areas Constant movement of water from ocean to land and back to ocean once again ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is found in all organic compounds Nitrogen Calcium Oxygen Carbon Nitrogen Calcium Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
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