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प्रश्न
Give a reason for the following:
Noble gases do not form compounds readily.
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उत्तर
Noble gases do not form compounds readily as noble gases have their outermost orbit completely filled and have a stable configuration.
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संबंधित प्रश्न
What are the following group known as?
Group 18
Write the reactions of the first three alkaline earth metals with dilute hydrochloric acid.
How many electrons do inert gases have in their valence shells?
Comment on the (i) reactivity (ii) colour (iii) physical state of group 17 elements.
Give reason:
Inert gases do not form compounds.
State the characteristics which remain similar in moving down in a group of the periodic table.
Write a short note on the following type of element –
noble gases
State the main helpful features of the long form of the periodic table.
Select the correct answer from the options given below.
The most reactive halogen from group 17.
Match the elements of List – I with their type from List – II.
| List – I | List – II |
| 1. Highly reactive, univalent metals | A: Halogens |
| 2. Highly reactive, univalent non-metals | B: Transition elements |
| 3. Unreactive, inert elements | C: Alkali metals |
| 4. Elements of group 3 to 12 [IB to VII B and VIII] | D: Lanthanide series |
| 5. Radioactive elements | E: Noble gases |
| F: Actinide series |
