Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon monoxide Ethane Carbon di-oxide Methane Carbon monoxide Ethane Carbon di-oxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Na2SO4.10H2O Na2CO3.10H2O Ca(OH)2 NaHCO3 Na2SO4.10H2O Na2CO3.10H2O Ca(OH)2 NaHCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Thermal electricity is generated by using which of these ? None of these Coal, Natural Gas and Petroleum Coal only Coal and Natural Gas only None of these Coal, Natural Gas and Petroleum Coal only Coal and Natural Gas only ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of vinegar is Acetic acid Oxalic acid Salycylic acid Formic acid Acetic acid Oxalic acid Salycylic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultraviolet radiation striking the earth is due to the depletion of Carbon monoxide Ozone Oxygen Carbon dioxide Carbon monoxide Ozone Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Taj Mahal is greatly affected due to : Tourists Sound pollution Deforestation Acid rain Tourists Sound pollution Deforestation Acid rain ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS