Chemistry Detergents used for cleaning clothes and utensils contain Sulphonates Nitrates Bismuthates Bicarbonates Sulphonates Nitrates Bismuthates Bicarbonates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Hydrolysis test Sodium Nitroprusside test Borax-Bead test Spectroscopy Hydrolysis test Sodium Nitroprusside test Borax-Bead test Spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isotopes Isomers Isobars Isotones Isotopes Isomers Isobars Isotones ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has pH value 7? Sodium Carbonate H2SO4 HCl Pure Water Sodium Carbonate H2SO4 HCl Pure Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals is not a pollutant ? Arsenic Lead Mercury Aluminium Arsenic Lead Mercury Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Aviation fuels Volcanic eruptions Radioactive rays Chlorofluorocarbons Aviation fuels Volcanic eruptions Radioactive rays Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
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