Chemistry Which one of the following does not contain Silver ? Lunar Caustic Horn Silver Ruby Silver German Silver Lunar Caustic Horn Silver Ruby Silver German Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The BOD values of water indicate the Amount of organic debris Amount of oxygen used for biochemical oxidation Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of organic debris Amount of oxygen used for biochemical oxidation Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Tin Mercury Cadmium Zinc Tin Mercury Cadmium Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the components responsible for acid rain? Nitrogen monoxide (NO) and Carbon monoxide (CO) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) Carbon dioxide (CO2) and Carbon monoxide (CO) Oxides of carbon (COx) and Oxides of nitrogen (NOx) Nitrogen monoxide (NO) and Carbon monoxide (CO) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) Carbon dioxide (CO2) and Carbon monoxide (CO) Oxides of carbon (COx) and Oxides of nitrogen (NOx) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Magnesium Calcium Manganese None of these Magnesium Calcium Manganese None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in solar cells contains Tin Caesium Silicon Thallium Tin Caesium Silicon Thallium ANSWER DOWNLOAD EXAMIANS APP
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