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प्रश्न
What happens to the number of valence electrons in atoms of elements as we go down a group of the periodic table?
एक पंक्ति में उत्तर
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उत्तर
The number of valence electrons remains the same as we go down a group.
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संबंधित प्रश्न
What is meant in the periodic table by a group?
What are the following group known as?
Group 1
What are the following group known as?
Group 17
What are the following group known as?
Group 18
Name two elements of each group.
Take any one alkali metal and write its reaction with (i)oxygen (ii)water (iii)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.
Name the gas used in:
Light bulbs
Give a reason for the following:
Noble gases do not form compounds readily.
