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प्रश्न
How do atoms attain noble gas configuration?
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उत्तर
Atoms lose, gain or share electrons to attain noble gas configuration.
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संबंधित प्रश्न
Explain the following briefly:
Helium does not form He2 molecule
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
The following table shows the electronic configuration of the elements W, X, Y, Z:
|
Element |
W |
X |
Y |
Z |
|
Electronic |
2, 8, 1 |
2, 8, 7 |
2, 5 |
1 |
Answer the following question based on the table above:
What is the formula of the compound formed between W and X.
How many atoms of each kind are present in the following molecules: calcium oxide, chlorine, water, carbon tetrachloride?
How many electrons are required by each atom mentioned in (a) to attain the nearest noble gas configuration?
State the type of bonding in the following molecules.
Water,
The element that would form anion by gaining electrons in a chemical reaction is ______.
Draw the electron distribution diagram for the formation of Carbon di oxide (CO2 ) molecule.
Spot the error/correct the wrong statement:
In the formation of compounds, the inner shell electrons of an atom involved in bonding.
How many electrons are required or released by each atom in carbon tetrachloride to attain the nearest noble gas configuration?
Elements A, B and C have atomic number 17, 19 and 10 respectively.
Write down the formula of the compound formed by two of the above elements.
