Chemistry CNG used in automobiles to check pollution, mainly consists of N2 CO2 CH4 H2 N2 CO2 CH4 H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacturing of iron from iron ore involves the process of Reduction Oxidation Electrolysis Fractional distillation Reduction Oxidation Electrolysis Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Nickel and cadmium Iron and cadmium Zinc and carbon Lead peroxide and lead Nickel and cadmium Iron and cadmium Zinc and carbon Lead peroxide and lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Calcium, magnesium and iron Magnesium, tin and iron Magnesium, calcium and tin Iron, tin and calcium Calcium, magnesium and iron Magnesium, tin and iron Magnesium, calcium and tin Iron, tin and calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the equilibrium constants for the systems H2 + I2 ? 2HI and 2HI ? H2 + I2 are K1 and K2 respectively, the relationship between K1 and K2 is : K1 = K2/2 K1 = 2K2 K1 = K2 K 1 = 1 /K2 K1 = K2/2 K1 = 2K2 K1 = K2 K 1 = 1 /K2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bhopal gas tragedy is associated with leakage of Carbon dioxide Nitrogen dioxide Sulphur dioxide Methyl isocyanate Carbon dioxide Nitrogen dioxide Sulphur dioxide Methyl isocyanate ANSWER DOWNLOAD EXAMIANS APP
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