Chemistry Detergents are Sodium salts of fatty acids None of these Sodium salt of benzoic acid Sodium salts of sulphonic acids Sodium salts of fatty acids None of these Sodium salt of benzoic acid Sodium salts of sulphonic acids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Limestone and clay Limestone and graphite Clay and graphite Chalk and graphite Limestone and clay Limestone and graphite Clay and graphite Chalk and graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry An oxidising agent is a An electron donor It releases H2 in a chemical reaction In a chemical reaction its oxidation number increases An electron acceptor An electron donor It releases H2 in a chemical reaction In a chemical reaction its oxidation number increases An electron acceptor ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Preventing rapid setting of cement Reduction in the cost of cement Increasing the strength of cement Rapid setting of cement Preventing rapid setting of cement Reduction in the cost of cement Increasing the strength of cement Rapid setting of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of natural gas is Butane Ethane Propane Methane Butane Ethane Propane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Hydrogen Oxygen Carbon Nitrogen Hydrogen Oxygen Carbon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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