Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Phosphorous Carbon Sulphur Bromine Phosphorous Carbon Sulphur Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Oxygen Helium Hydrogen Nitrogen Oxygen Helium Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ gives hardness to stainless steel. Zinc Carbon Lead Tin Zinc Carbon Lead Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is found in all organic compounds Carbon Nitrogen Calcium Oxygen Carbon Nitrogen Calcium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Plutonium Uranium Zirconium Thorium Plutonium Uranium Zirconium Thorium 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 = 2K2 K1 = K2 K1 = K2/2 K 1 = 1 /K2 K1 = 2K2 K1 = K2 K1 = K2/2 K 1 = 1 /K2 ANSWER DOWNLOAD EXAMIANS APP