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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:
Al2(SO4)3
Write down the name of a compound represented by the following formula:
K2SO4
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:
Baking powder
State the term.
The number of atoms present in a molecule of an element _________
Define: Atomic number
Define: Atomic number
Define: Mass number :
What is meant by atomicity ? Explain with two examples.
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- Oxygen
- Ozone
- Neon
- Sulphur
- Phosphorus
- Sodium
In what form do noble gases occur in nature?
What do the following denote ?
- N
- 2N
- N2
- 2N2
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An element A forms an oxide A2O5.
What is the valency of element A ?
An element X forms the following compounds with hydrogen, carbon and oxygen :
H2X, CX2, XO2, XO3
State the three valencies of element X which are illustrated by these compounds.
State the main points of the contradiction of Dalton’s atomic theory by the Modern Atomic Theory.
State the atomicity of the following:
Oxygen
State the atomicity of the following:
Argon
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
| 1. |  |
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| 2. |  |
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| 3. |  |
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| 4. |  |
The Atomicity of phosphorous is ______
Two elements sometimes can form more than one compound.
Define: Atomicity.
Give any two examples for heterodiatomic molecules.
Write any two classifications of a molecule.
