Chemistry Which metal is the heaviest in periodic table among the following ? Pb Pt Os W Pb Pt Os W ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Potassium nitrate Aluminium hydroxide Silver bromide Sodium chloride Potassium nitrate Aluminium hydroxide Silver bromide Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Fluorine Nitrogen Oxygen Neon Fluorine Nitrogen Oxygen Neon 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 Which of the following is usually not an air-pollutant? Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Sulphur dioxide Helium Carbon dioxide Nitrogen Sulphur dioxide Helium Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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