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प्रश्न
How many electrons are required or released by each atom in water molecule to attain the nearest noble gas configuration?
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उत्तर
In water molecule oxygen requires 2 electrons.
संबंधित प्रश्न
How do atoms attain noble gas configuration?
Match the column A with Column B.
|
Column A |
Column B |
|
(i) Sodium chloride (ii) Ammonium ion (iii) Carbon tetrachloride |
Covalent bond Ionic bond Covalent and coordinate bond |
Among the following compounds identify the compound that has all three bonds (ionic, covalent and coordinate bond).
How many electrons are required or released by each atom in calcium oxide to attain the nearest noble gas configuration?
What do you think would be the observation of `alpha` particle scattering experiment if carried out on (i) heavy nucleus like platinum (ii) light nuclei like litheum.
Give a reason
Physical properties of isotopes are different.
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reduction.
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reducing agent.
State the type of bonding in the following molecules.
Water,
Complete the following table:
| a. | Dativebond | ______ |
| b. | CaH2 → Ca+H2 | ______ |
| c. | ______ | Reduction |
| d. | ______ | Redox reaction |
