Chemistry The element used for making solar cells is Silicon Calcium Magnesium Sodium Silicon Calcium Magnesium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Zinc phosphide (Zn3P2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Magnesium nitride (Mg3N2) Zinc phosphide (Zn3P2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Magnesium nitride (Mg3N2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalytic converters are generally made from : Alkaline metals Carbon Hydrogen Transition metals Alkaline metals Carbon Hydrogen Transition metals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Pearl Cat's-eye Opal Topaz Pearl Cat's-eye Opal Topaz ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Thorium Uranium Zirconium Plutonium Thorium Uranium Zirconium Plutonium ANSWER DOWNLOAD EXAMIANS APP
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