Chemistry Which among the following is a carbohydrate ? Cane-sugar Nylon Turpentine Hydrogen peroxide Cane-sugar Nylon Turpentine Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 2 : 16 : 2 2 : 16 : 1 1 : 16 : 2 1 : 1 : 1 2 : 16 : 2 2 : 16 : 1 1 : 16 : 2 1 : 1 : 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Calcium, Magnesium Sodium, Calcium Sodium, Magnesium Sodium, Potassium Calcium, Magnesium Sodium, Calcium Sodium, Magnesium Sodium, Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used for converting vegetable oils into saturated fats ? O2 H2 Cl2 SO2 O2 H2 Cl2 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry A potato tuber has been cut into two halves. A few drops of iodine solution are placed on the cut surface of one of the halves. What colour change will be noticed? From pink to blue-green From brown to blue-black From blue to pink From brown to orange-red From pink to blue-green From brown to blue-black From blue to pink From brown to orange-red ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rusting of iron takes place due to Corrosion Carbonation Exfoliation Oxidation Corrosion Carbonation Exfoliation Oxidation ANSWER DOWNLOAD EXAMIANS APP
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