Chemistry What happens when a chemical bond is formed ? Energy is always absorbed More energy is released than is absorbed Energy is neither released nor absorbed Energy in always released Energy is always absorbed More energy is released than is absorbed Energy is neither released nor absorbed Energy in always released ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compounds formed when hydrogen combines with p-block elements are called Metallic hydrides Ionic hydrides Polynuclear hydrides Molecular hydrides Metallic hydrides Ionic hydrides Polynuclear hydrides Molecular hydrides ANSWER DOWNLOAD EXAMIANS APP
Chemistry The highest volume of gases in lower atmosphere is comprised of Carbon dioxide Nitrogen Oxygen Hydrogen Carbon dioxide Nitrogen Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest form of iron? Cast iron Steel Pig iron Wrought iron Cast iron Steel Pig iron Wrought iron 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 : 1 1 : 16 : 2 2 : 16 : 2 1 : 1 : 1 2 : 16 : 1 1 : 16 : 2 2 : 16 : 2 1 : 1 : 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons in a Hydrogen atom Two Four One Three Two Four One Three ANSWER DOWNLOAD EXAMIANS APP
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