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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?
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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
Consider the following elements: Be, Li, Na, Ca, K. Name the elements of (a) same group (b) same period.
What are the following group known as?
Group 1
Name two elements of each group.
Name and state the following with reference to the elements of the first three periods of the periodic table.
Group whose elements have zero valencies.
Name the method by which alkali metals can be extracted.
How many electrons do inert gases have in their valence shells?
Name the gas used in:
Filling balloons
Name the gas used in:
Light bulbs
Write a short note on the following type of element –
noble gases
State the following:
The group from the groups 1 [IA], 2 [IIA], 16 [VIA] and 7 [VIIA] whose elements are most electronegative.
