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प्रश्न
Name the elements with the following symbols.
- Na
- W
- Ba
- Al
- U
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उत्तर
- Na – Sodium
- W – Tungsten
- Ba – Barium
- Al – Aluminium
- U – Uranium.
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संबंधित प्रश्न
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Magnetic separation
What do the following symbol stand for?
H
Give the symbol of the following element:
Arsenic
Give the symbol of the following element:
Lead
Write the radical of the following valency:
Iodine
Give the formula of the following acid:
Sulphuric
Give the formula of the following gas:
Nitric oxide
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Lead
write symbol with the variable valency
The symbol of tungsten is _______.
In the same way in chemistry, each element is denoted by a ______.
