Chemistry The addition of gypsum to portland cement helps in : 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 Preventing rapid setting of cement Reduction in the cost of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to galvanise iron to protect it from rusting is Chromium Antimony Zinc Lead Chromium Antimony Zinc Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is functional group isomerism positional isomerism chain isomerism metamerism functional group isomerism positional isomerism chain isomerism metamerism ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an None of these Electrical change Physical change Electrochemical change None of these Electrical change Physical change Electrochemical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Iron Copper Zinc Aluminium Iron Copper Zinc Aluminium ANSWER DOWNLOAD EXAMIANS APP
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