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प्रश्न
What is meant by a chemical bond?
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उत्तर
A chemical bond may be defined as the force of attraction between the two atoms that bind them together as a unit called a molecule.
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संबंधित प्रश्न
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Complete the following table relating to the atomic structure of some elements.
|
Element Symbol |
Atomic Number |
Mass Number |
Numbers of neutrons |
Number of Electrons |
Number of Protons |
|
Li |
3 |
6 |
|
|
|
|
Cl |
17 |
|
20 |
|
|
|
Na |
|
|
12 |
|
11 |
|
Al |
|
27 |
|
|
13 |
|
S |
|
32 |
16 |
|
|
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