Chemistry Which of the following is not a nitrogenous fertilizer ? CaCN2 NH4NO3 Urea Ca(CN)2 CaCN2 NH4NO3 Urea Ca(CN)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of Open system Isothermal system Isobaric system Closed system Open system Isothermal system Isobaric system Closed system ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Pt Pb Cu Ni Pt Pb Cu Ni ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Zone refining Oxidation Roasting Electrolysis Zone refining Oxidation Roasting Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitric acid does not react with Copper Gold Zinc Iron Copper Gold Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) ANSWER DOWNLOAD EXAMIANS APP
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