Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Oxygen Helium Argon Neon Oxygen Helium Argon Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Carbon Hydrogen Nitrogen Oxygen Carbon Hydrogen Nitrogen 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 Oxygen and Iron Silicon and Aluminium Silicon and Iron Oxygen and Silicon Oxygen and Iron Silicon and Aluminium Silicon and Iron Oxygen and Silicon 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 Copper Aluminium Titanium Iron Copper Aluminium Titanium ANSWER DOWNLOAD EXAMIANS APP
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