Question
Magnesium has atomic number as 12. Find out its valiancy.
More Chemistry GS Questions
- Which of the following is the most electronegative element in the periodic table?
- Modern periodic table has ______ groups and ______ periods.
- What is heavy water?
- Biofertilizers convert nitrogen to:
- The process of depositing a layer of any desired metal on another material by means of electricity is called:
- The sound produced by a bat is –
- When cathode rays strike a target of high atomic weight, they give rise to:
- Which of the following fibers will melt when heated?
- The SI unit of acceleration is_________.
- Activated charcoal is used to remove colouring matter from pure substances by which of the following process?
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