Chemistry Water is not effective in extinguishing a fire caused by petrol because The flame is too hot for water to cool it down Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically Water and petrol are miscible with each other ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Lake water River water Rain water Sea water Lake water River water Rain water Sea water ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a lead storage battery is discharged, Lead is formed SO2 is evolved Sulphuric acid is consumed Lead sulphate is consumed Lead is formed SO2 is evolved Sulphuric acid is consumed Lead sulphate is consumed ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid rain destroys vegetations because it contains Sulphuric acid Ozone Carbon monoxide Nitric acid Sulphuric acid Ozone Carbon monoxide Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore of Aluminium is Chalco pyrites Bauxite Fluorspar Hematite Chalco pyrites Bauxite Fluorspar Hematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of Unburnt petrol CO SO2 CO2 Unburnt petrol CO SO2 CO2 ANSWER DOWNLOAD EXAMIANS APP
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