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प्रश्न
Explain why all the elements of a group have similar chemical properties.
State the reason for the following observation:
All the elements in a group have similar chemical properties.
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उत्तर
All the elements of a group have similar chemical properties because they have the same number of electrons in their outer most shell.
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संबंधित प्रश्न
Write the names given to the vertical columns and horizontal rows in the Modern Periodic Table. How does the metallic character of elements vary on moving down a vertical column? How does the size of atomic radius vary on moving left to right in a horizontal row? Give reason in support of your answer in the above two cases.
What is the name of those elements which divide metals and non-metals in the periodic table?
How does the chemical reactivity of the halogens vary on going in group 17 of the periodic table?
What is the fundamental difference in the electron configurations between the group 1 and group 2 elements?
What is the usual number of valence electrons and valency of group 18 elements of the periodic table?
Give the chemical formula of sodium nitrate
Distinguish between:
s-block - p-block
In the modern periodic table, elements are arranged according to their ______
Which of the following elements does not lose an electron easily?
Choose an element from period 3 of modern periodic table that matches the description given below in instance. Give a reason for your choice.
It has a similar structure to diamond.
