Chemistry The rusting of iron is a/an Electrical change Electrochemical change None of these Physical change Electrical change Electrochemical change None of these Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the combination of CO2 and CO CO and H2O CO2and H2 CO and H2 CO2 and CO CO and H2O CO2and H2 CO and H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Urea is a Nitrogenous fertilizer Sodium fertilizer Phosphatic fertilizer Potassium fertilizer Nitrogenous fertilizer Sodium fertilizer Phosphatic fertilizer Potassium fertilizer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of rat poison is Zinc oxide Zinc phosphide Lead nitrate Potassium cyanide Zinc oxide Zinc phosphide Lead nitrate Potassium cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Manganese Copper Bauxite Iron Manganese Copper Bauxite Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Ca(OH)2 NaHCO3 Na2SO4.10H2O Na2CO3.10H2O Ca(OH)2 NaHCO3 Na2SO4.10H2O Na2CO3.10H2O ANSWER DOWNLOAD EXAMIANS APP