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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?
उत्तर
In water molecule oxygen requires 2 electrons.
संबंधित प्रश्न
Fill in the blank.
___________ single covalent bonds are formed between the carbon and chlorine atoms.
Element X is a metal with a valency 2. Element Y is a non metal with a valency 3.
(a) Write equations to show how X and Y form ions.
(b) If Y is a diatomic gas, write the equation for the direct combination of X and Y to form a compound.
How many atoms of each kind are present in the following molecule:
Calcium oxide
State the following is a reduction reaction or oxidation reaction.
\[\ce{Fe^2+ - e- -> Fe^3+}\]
Why do `""_17^35"CI"` and `""_17^37"CI"` have the same chemical properties? In what respect do these atoms differ?
Name the following:
Metal with valency 2
Explain
Octet rule for the formation of sodium chloride
What do you understand by redox reactions?
Draw the electron distribution diagram for the formation of Carbon di oxide (CO2 ) molecule.
Match the following:
| 1. | Atomic bond | a. | Oxygen and hydrogen |
| 2. | Atoms with different electronegativities | b. | acceptor bond |
| 3. | An atom that accepts electron pair | c. | covalent bond |
| 4. | Rusting of iron | d. | donor atom |
| 5. | An atom that provides electron pair | e. | oxidation |
| f. | ionic bond |
