Chemistry The chief constituent of vinegar is Oxalic acid Formic acid Acetic acid Salycylic acid Oxalic acid Formic acid Acetic acid Salycylic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Avogadro Pascal Dalton Newton Avogadro Pascal Dalton Newton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrogen pentoxide Nitric oxide Nitrous oxide Nitrogen dioxide Nitrogen pentoxide Nitric oxide Nitrous oxide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is sodium chlorine chlorine carbon dioxide alcohol sodium chlorine chlorine carbon dioxide alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Titanium Iron Copper Aluminium Titanium Iron Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon monoxide and nitrogen Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon dioxide and carbon monoxide ANSWER DOWNLOAD EXAMIANS APP