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प्रश्न
What is the number of elements in the 3rd period, of the modern periodic table?
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उत्तर
There are eight elements in the third period.
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संबंधित प्रश्न
How do the atomic radii of elements change as we go from left to right in a period of the periodic table?
On the basis of electronic configuration, how will you identify the first element of a period?
Give the group number of following elements present in periodic table
Name two elements in Alkaline earth metals.
Give the symbol and valency of the following element and radical.
Nitrate
How were elements arranged in the long form of the periodic table or the Modern Periodic Table?
The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 respectively. Which pair of elements belong to the same group?
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Answer the following in respect of element \[\ce{_16^32S}\].
To which group and period does it belong?
