Chemistry Which is the heaviest metal among the following? Gold Iron Copper Silver Gold Iron Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Nitrogen dioxide Methane Sulphur dioxide Carbon monoxide Nitrogen dioxide Methane Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Nitric acid Hydrochloric acid Phosphoric acid Sulphuric acid Nitric acid Hydrochloric acid Phosphoric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Green vitriol Blue vitriol Epsom salt Gypsum salt Green vitriol Blue vitriol Epsom salt Gypsum salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry London smog is found in Summer during morning time Summer during day time Winter during day time Winter during morning time Summer during morning time Summer during day time Winter during day time Winter during morning time ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon monoxide Ethane Methane Carbon di-oxide Carbon monoxide Ethane Methane Carbon di-oxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS