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प्रश्न
Write a short note on the following type of element –
normal elements
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उत्तर
Normal elements OR Representative elements:
“Elements of groups 1, 2, 13, 14, 15, 16, 17 which have all inner shells completely filled with electrons. Only outermost shells are incomplete are called normal elements.”
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संबंधित प्रश्न
Write the name from the description.
The period with electrons in the shells K, L, and M.
Write the name from the description.
The group with valency zero.
Write the names from the description.
Non-metals in the third period.
Write a short note on the following type of element –
inner transition elements
Name or state following with reference to the element of the first three periods of the periodic table.
The periods which contain the inner transition elements.
d-block elements are otherwise known as ______.
______ block element is placed at the bottom of the periodic table.
What are the s-block elements?
What are the p-block elements
Assertion (A): Noble gases are chemically inert in nature.
Reason (R): Noble gases have stable electronic structures.
