General Knowledge :: Chemistry
- Water can be separated from alcohol water mixture by
- In addition to hydrogen, the other abundant element present on Sun’s surface is
- The most abundant element by number in the living system is :
- What is the element required for solar energy conversion ?
- Major portion of the earth’s crust is mainly constituted by
- 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?
- Name two elements that find wide application in transistor industry.
- Which one is the naturally occuring heaviest element?