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प्रश्न
In term of electron transfer, define
Reduction
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उत्तर
Reduction is defined as the phenomenon in which an atom gains an electron to form a negatively charged ion called an anion.
During the formation of ionic bond one atom undergoes oxidation while another atom undergoes reduction.
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संबंधित प्रश्न
(i) How many atoms of each kind are present in the following molecules: calcium oxide, chlorine, water, carbon tetrachloride?
(ii) How many electrons are required for their octet structure?
What type of bond is formed between two atoms, when the electronegative difference between them is High ?
Separate the following compounds into three categories - ionic, polar and covalent compounds; N2, NH4Cl, NH3, NO, NH4NO3, NCl3.
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 bond between Y and Z and give its molecular formula.
State the type of bonding in the following molecules.
Water,
State the type of bonding in the following molecules.
Calcium oxide
Identify the following reaction as either oxidation or reduction:
O + 2e- → O2-
Spot the error/correct the wrong statement:
In the formation of compounds, the inner shell electrons of an atom involved in bonding.
