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प्रश्न
Explain the following:
Atoms combine by transfer and sharing of an electron(s).
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उत्तर
Atoms combine because they have incomplete valence shells and tend to attain a stable electronic configuration. So, to attain a stable electronic configuration, atoms of elements gain or share their electrons with other atoms.
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संबंधित प्रश्न
State whether the following statement is true or false :
The cathode rays obtained from all the gases consist of negatively charged particles called electrons.
The ion of an element has 3 positive charges. The mass number of atom of this element is 27 and the number of neutrons is 14. What is the number of electrons in the ion?
If an atom contains one electron and one proton, will it carry as a whole is neutral
Give the symbol and charge of each particle.
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(a) `""_13^27"Y"`
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- Predict the sign and charge on a simple ion of X.
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An element A has 1 electron in its first shell. It combines with element B having 7 electrons in its third shell. What type of bond is formed?
Choose the correct answer from A, B, C and D:
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_______ is a negatively charged particle.
