Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Neon Oxygen Helium Argon Neon Oxygen Helium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Nitrogen Carbon Hydrogen Oxygen Nitrogen Carbon Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Silicon Beryllium Ultra pure carbon Tantalum Silicon Beryllium Ultra pure carbon Tantalum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Oxygen and Silicon Oxygen and Iron Silicon and Iron Silicon and Aluminium Oxygen and Silicon Oxygen and Iron Silicon and Iron Silicon and Aluminium 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 Copper Iron Titanium Aluminium Copper Iron Titanium ANSWER DOWNLOAD EXAMIANS APP
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