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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.
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संबंधित प्रश्न
Define a chemical bond.
State differences between the properties of ionic compounds and covalent compounds.
What type of bond is formed between two atoms, when the electronegative difference between them is High ?
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.
What do you understand by redox reactions? Explain oxidation and reduction in terms of loss or gain of electrons.
State the following is a reduction reaction or oxidation reaction.
\[\ce{Fe^2+ - e- -> Fe^3+}\]
Write down the electronic configuration of
(i) chlorine atom (ii) chlorine ion
State the type of bonding in the following molecules.
Water,
Explain the following:
Carbon-12 and carbon-14 both show similar chemical properties.
The element that would form cation due to the loss of electrons during the chemical reaction is ______.
