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प्रश्न
Write the symbols for the following elements.
- Oxygen
- Gold
- Calcium
- Cadmium
- Iron
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उत्तर
| S.No | Element | Symbols |
| (i) | Oxygen | O |
| (ii) | Gold | Au |
| (iii) | Calcium | Ca |
| (iv) | Cadmium | Cd |
| (v) | Iron | Fe |
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संबंधित प्रश्न
Write the names and symbols of the first twenty elements that you have studied in class VI & VII.
The scientist who proposed the first letter (or first letter and another letter) of the Latin or English name of
an element as its symbol, was :
The formula of the sulphate of an element X is X2(SO4)3. The formula of nitride of element X will be :
Fill in the blank:
Symbol represents _____ atom(s) of an element.
Explain the terms ‘chemical formula’.
Select the correct answer from the choice given below.
The symbol of mercury is
Give the symbol of the following element:
Zinc
Give the symbol of the following element:
Calcium
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Tin
write symbol with the variable valency
The name copper was taken from ______.
