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प्रश्न
State the atomicity of the following:
Sulphur
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उत्तर
Polyatomic
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संबंधित प्रश्न
Write down the name of a compound represented by the following formula:
KNO3
Write down the name of a compound represented by the following formula:
CaCO3
Give the name of the element present in the following compound:
Quick lime
Give the name of the element present in the following compound:
Hydrogen bromide
Calculate the number of molecules of sulphur (S8) present in 16 g of solid sulphur.
State the term.
The number of atoms present in a molecule of an element _________
What is meant by atomicity ? Explain with two examples.
What is the atomicity of the following ?
- Oxygen
- Ozone
- Neon
- Sulphur
- Phosphorus
- Sodium
Write the formulae of the following compounds. Also name the elements present in them.
- Water
- Ammonia
- Methane
- Sulphur dioxide
- Ethanol
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.
Molecular compounds are usually formed by the combination between :
Correct the following statement:
A molecule of sulphur is monoatomic.
Why are the symbols and formulae of substances important?
Explain the term – molecules. Give three examples of atoms of the same element forming a molecule. State the atomicity of the same.
Give one example of a triatomic molecule
State the main points of the contradiction of Dalton’s atomic theory by the Modern Atomic Theory.
Give a reason why –
Helium is considered monoatomic, but hydrogen a diatomic molecule.
State the atomicity of the following:
Neon
Which of the following is a short and scientific way of representing one molecule of an element or compound?
If a molecule is made of similar kinds of atoms, then it is called ______ atomic molecule.
Define: Atomicity.
Give any two examples for heterodiatomic molecules.
