Berzeilus Rules
Trending Questions
Q.
Who was the first scientist to define an element?
Antoine Laurent Lavoisier
Neils Bohr
J. J Thompson
Ernest Rutherford
Q.
The symbol of aluminium is .
- True
- False
Q.
The chemical symbol of Aluminium is
Q. Identify the elements suggested by the Vedas.
- Fire
- Water
- Soil
- Vacuum
- Earth
- Air
- Sun
- Ether
Q. Which among the following is the chemical symbol for iron?
- K
- Fe
- Zn
- Na
Q. The Swedish scientist was the first one to introduce letters to symbolize elements.
- J.J. Berzelius
- John Dalton
- Ernest Rutherford
Q. Which of the following element exhibit variable valency?
- Iron
- Aluminium
- Sodium
- Potassium