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BAL BHARTI-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
- Write down the electronic configuration of the following elements from...
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- Write down the electronic configuration of the following elements from...
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- Write down the electronic configuration of the following elements from...
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- Write down the electronic configuration of the following elements from...
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- The atom having the smallest size.
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- The atom having the smallest atomic mass .
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- Write the name and symbol of the element from the description. The m...
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- The noble gas with the smallest atomic radius
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- Write the name and symbol of the element from the description. The m...
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- Write a short note on: Mendeleev's periodic law
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- Write a short note on: Structure of the Modern periodic table
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- Write a short note on: Position of isotpes in the Mendeleev's and t...
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- Atomic radius goes on decreasing while going from left to right in a p...
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- Give scientific reasons : Metallic character goes on decreassing wh...
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- Give scientific reasons : Atomic radius goes on increasing down a g...
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- Give scientific reasons : Elements belonging to the same group have...
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- Give scientific reasons : The third period contains only eight elem...
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- Write the names from the description: The period with electrons in t...
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- The group with valency zero
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- The family of non-metals having valency one .
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