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प्रश्न
Give a reason why noble gases have a stable electronic configuration.
उत्तर
Noble gases do not gain or lose or share electrons and noble gases have a stable electronic configuration as they are in a minimum state of energy.
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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.
Name the subatomic particle whose relative charge is : –1
Fill in the blank of the following statement :
Cathode rays are a beam of fast moving _________.
Which sub-atomic particle was discovered by Chadwick.
Choose the correct answer from A, B, C and D:
When a metal atom becomes an ion:
What is the term defined below?
A bond formed by a shared pair of electrons, each bonding atom contributing one electron to the pair.
In the formation of (i) oxygen molecule (ii) carbon tetrachloride molecule, state the following:
- Electronic configuration of nearest inert gas attained.
- How many electrons are shared/transferred in bond formation
- Which type of bonds these compounds form?
- Draw their orbital diagrams.
The number of electrons in an element X is 15 and the number of neutrons is 16. Which of the following is the correct representation of the element?
The maximum number of electrons that can be present in the N shell is ______.
When an atom gains an electron it has more electrons and thus it carries a positive charge.
