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प्रश्न
Elements with stable electronic configurations have eight electrons in their valence shell. They are ______.
विकल्प
halogens
metals
noble gases
non metals
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उत्तर
Elements with stable electronic configurations have eight electrons in their valence shell. They are noble gases
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संबंधित प्रश्न
What type of bond is formed between two atoms, when the electronegative difference between them is zero?
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.
Compare :
Sodium atom and sodium ion
Give the orbital diagram of the following:
Hydrogen chloride
How do atoms attain Noble gas electronic configuration?
Draw the electron distribution diagram for the formation of Carbon di oxide (CO2 ) molecule.
Why are Noble gases inert in nature?
______ theory explains the formation of molecules.
Choose the odd one out and write the reason:
Complete the following table:
| a. | Dativebond | ______ |
| b. | CaH2 → Ca+H2 | ______ |
| c. | ______ | Reduction |
| d. | ______ | Redox reaction |
