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प्रश्न
Give the formula of the following gas:
Nitrous oxide
उत्तर
Nitrous oxide – N2O
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संबंधित प्रश्न
What do the following symbol stand for?
H2
Give the symbol of the following element:
Nitrate
Write the radical of the following valency:
Sodium
Write the radical of the following valency:
magnesium
Write the chemical formula of the following:
magnesium sulphate
Give the formula of the following gas:
Nitrogen dioxide
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Bisulphate
Name three metals whose symbols are derived from the first letter of the name of the element.
Which of the following symbols of elements are incorrect? Give their correct symbols
- Cobalt CO
- Carbon c
- Aluminium AL
- Helium He
- Sodium So
Write a note on Greem symbols.
