Chemistry Which of the following fibres catches fire least ? Rayon Nylon Terricot Cotton Rayon Nylon Terricot Cotton ANSWER DOWNLOAD EXAMIANS APP
Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Argon Helium Nitrogen Hydrogen Argon Helium Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Lead Graphite Ferrous sulphide Lead sulphide Lead Graphite Ferrous sulphide Lead sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of biogas is Acetic acid Methyl alcohol Methane Oxygen Acetic acid Methyl alcohol Methane Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of neutrons in an atom of hydrogen is Three Zero One Two Three Zero One Two ANSWER DOWNLOAD EXAMIANS APP
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