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प्रश्न
State the number of elements in Period 3 of the Periodic Table.
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उत्तर
Period 3 is a short period that has 8 elements.
संबंधित प्रश्न
Fill in the blank:
The modern periodic table consists of ……………. periods.
Give two example of group 1 elements.
What is a period in a periodic table?
Answer the following question.
How it can be proved that the basic structure of the Modern Periodic Table is based on the electronic configuration of atoms of different elements?
Give the symbol and valency of the following element and radical.
Magnesium
Give the chemical formula of sodium nitrate
Write scientific reason.
There was ambiguity about the correct position of hydrogen in Mendeleev’s periodic table.
______ is the longest period in the periodical table.
______ and ______ are called inner transition elements.
Where would you locate the element with electronic configuration 2,8 in the Modern Periodic Table?
