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प्रश्न
In term of electron transfer, define
Reduction
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
A Compound 'X' consists of only molecules. Hence 'X' will have
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.
What do you understand by redox reactions? Explain oxidation and reduction in terms of loss or gain of electrons.
An element M burns in oxygen to form an ionic compound MO. Write the formula of the compounds formed if this element is made to continue with chlorine and sulfur separately.
State the type of bonding in the following molecules.
Calcium oxide
State the type of bonding in the following molecules.
Hydrogen chloride
Copy and complete the following table relating to the atomic structure of some elements:
| Element | Atomic Number | Mass Number | Number of protons | Number of Neutrons | Number of Electrons |
| Beryllium | 4 | 9 | |||
| Fluorine | 9 | 10 | |||
| Sodium | 12 | 11 | |||
| Aluminium | 27 | 13 | |||
| Phosphorus | 31 | 15 |
How do atoms attain Noble gas electronic configuration?
Choose the odd one out and write the reason:
How many electrons are required or released by each atom in carbon tetrachloride to attain the nearest noble gas configuration?
