Chemistry The metal chiefly used for galvanising iron is : Tin Mercury Zinc Cadmium Tin Mercury Zinc Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Magnesium carbonate equivalents Calcium sulphate equivalents Magnesium sulphate equivalents Calcium carbonate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents Magnesium sulphate equivalents Calcium carbonate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Industrial waste Sanitary waste Sullage Garbage Industrial waste Sanitary waste Sullage Garbage ANSWER DOWNLOAD EXAMIANS APP
Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : Substitution reaction Elimination reaction Addition reaction None of the options Substitution reaction Elimination reaction Addition reaction None of the options ANSWER DOWNLOAD EXAMIANS APP
Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Ten million Two million One million Half a million Ten million Two million One million Half a million ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Zinc Platinum Lead Mercury Zinc Platinum Lead Mercury ANSWER DOWNLOAD EXAMIANS APP