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प्रश्न
In which part of a group would you separately expect the elements to have the greatest metallic character
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उत्तर १
The greatest metallic character is expected by elements in the lowest part of the group, as the metallic (electropositive) character increases on going down in a group.
उत्तर २
The greatest metallic character can be expected at the bottom of the group.
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संबंधित प्रश्न
Arrange the following elements in the increasing order of their metallic character:
Mg, Ca, K, Ga
Why do elements in the same group show similar properties but the elements in different groups show different properties?
How does the atomic size vary on going down from top to bottom in a group of the periodic table? Why does it vary this way?
An element A has atomic number 14. To which period does this element belong and how many elements are there in this period.
What is meant by a group in the periodic table?
Arrange the following as per instruction given in the bracket.
Cs, Na, Li, K, Rb (increasing metallic character)
The position of elements A, B, C, D and E in the periodic table are shown below:
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Group 1 |
Group 2 |
Group 17 |
Group 18 |
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|
|
D |
|
|
B |
C |
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|
A |
|
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E |
State which is metals, non-metals, and noble gas in this table.
(a) Fill in the blanks and rewrite the completed statements:
(i) ________ group in the periodic table contains elements that are all gases at room temperature.
(ii) Very fine particles mainly scatter ______ light.
Write the electronic configuration of two elements A and B whose atomic numbers are 20 and 17 respectively. Write the molecular formula of the compound formed when element A reacts with element B. State whether this compound is acidic, basic or neutral. Give a reason to justify your answer.
Name or state following with reference to the element of the first three periods of the periodic table.
A non-metal in period 2 which is tetravalent.
