Chemistry Ultra purification of a metal is done by : Zone melting Smelting Slugging Leaching Zone melting Smelting Slugging Leaching ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Disinfectant Fertiliser Pesticide Insecticide Disinfectant Fertiliser Pesticide Insecticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is the heaviest in periodic table among the following ? W Pb Os Pt W Pb Os Pt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Water vapour Ozone Carbon monoxide Carbon dioxide Water vapour Ozone Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is an example of a gel ? Face cream Cheese Shaving cream Milk Face cream Cheese Shaving cream Milk ANSWER DOWNLOAD EXAMIANS APP
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