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प्रश्न
Give the name of the element present in the following compound:
Hydrogen bromide
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उत्तर
- Compound - Hydrogen bromide
- Chemical formula - HBr
- Elements present - Hydrogen, Bromine
संबंधित प्रश्न
Write down the name of a compound represented by the following formula:
CaCO3
Define: Atomic weight :
What do the following denote ?
- N
- 2N
- N2
- 2N2
What is the difference between the molecule of an element and the molecule of a compound? Give one example of each.
Explain the term – molecules. Give three examples of atoms of the same element forming a molecule. State the atomicity of the same.
Give a reason why –
Ozone is considered triatomic, but phosphorus a tetratomic molecule.
State the atomicity of the following:
Neon
State the atomicity of the following:
Sulphur
Which of the following is a short and scientific way of representing one molecule of an element or compound?
Classify the following molecules as the molecules of element or compound
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| 2. |  |
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| 3. |  |
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| 4. |  |
