Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Oxygen Argon Neon Helium Oxygen Argon Neon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Nitrogen Oxygen Hydrogen Carbon Nitrogen Oxygen Hydrogen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Beryllium Silicon Ultra pure carbon Tantalum Beryllium Silicon Ultra pure carbon Tantalum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Oxygen and Silicon Silicon and Aluminium Silicon and Iron Oxygen and Iron Oxygen and Silicon Silicon and Aluminium Silicon and Iron Oxygen and Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Aluminium Titanium Iron Copper Aluminium Titanium Iron Copper ANSWER DOWNLOAD EXAMIANS APP
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