Chemistry Carborundum is another name of Calcium carbide Calcium oxide Silicon oxide Silicon carbide Calcium carbide Calcium oxide Silicon oxide Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metals got their name because compared to other atoms they have Higher densities Higher atomic masses Higher atomic radii Higher atomic numbers Higher densities Higher atomic masses Higher atomic radii Higher atomic numbers ANSWER DOWNLOAD EXAMIANS APP
Chemistry When formaldehyde and potassium hydroxide are heated, we get Ethyl formate Methane Acetylene Methyl alcohol Ethyl formate Methane Acetylene Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful Solar ultraviolet radiation Solar infrared radiation SO2 in the air CO2 in the air Solar ultraviolet radiation Solar infrared radiation SO2 in the air CO2 in the air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium carbonate Calcium nitrate Calcium sulphate Calcium chloride Calcium carbonate Calcium nitrate Calcium sulphate Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following the hardest metal is Iron Tungsten Gold Platinum Iron Tungsten Gold Platinum ANSWER DOWNLOAD EXAMIANS APP
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