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