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प्रश्न
Give the formula of the following gas:
Carbon monoxide
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उत्तर
Carbon monoxide – CO
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संबंधित प्रश्न
What is the significance of the symbol of an element ? Explain with the help of an example.
What do the following symbol stand for?
H2
In the chemical word equation – Zinc + Sulphuric acid → Zinc sulphate + Hydrogen
The molecular equation is :
Zn + H2SO4 → ZnSO4 + H2[g].
State what [g] represents.
Give the symbol of the following element:
Magnesium
Give the symbol of the following element:
Carbonate
Give the formula of the following acid:
Nitric
Define the term ‘valency’.
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 would weigh the highest?
