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प्रश्न
In which part of a group would you separately expect the elements to have the largest atomic size?
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उत्तर १
The largest atomic size is found at the bottom of the group, as the atomic size increases on moving down in a group of the periodic table.
उत्तर २
The largest atomic size can be expected in the lower part of the group.
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संबंधित प्रश्न
In the following set of element, one element does not belong to the set. Select this element and state why it does not belong:
Calcium, Magnesium, Sodium, Beryllium
In terms of electronic configurations, explain the variation in the size of the atoms of the elements belonging to the same period and same group ?
Five elements A, B, C, D and E have atomic numbers of 2, 3, 7, 10 and 18 respectively. The elements which belong to the same period of the periodic table are:
(a) A, B, C
(b) B, C, D
(c) A, D, E
(d) B, D, E
Where would you locate the element with electronic configuration 2, 8 in the modern periodic table?
In each of the following pair, choose the atom having the bigger size:
(a) Mg (At. No.12) or Cl (At. No.17)
An element X belong to 4th period and 17th group, state.
name of the element.
An element X belong to 3rd periods and group II of the periodic table state:
name of the element,
Select the correct answer
Most reactive character among the elements given below is found in
Fill in the blank and rewrite the completed statement:
________ group in the periodic table contains elements that are all gases at room temperature.
Fill in the blanks from the words A to F given below.
A: Decreases
B: Increases
C: Remains same
D: Increases by one
E: Electropositive
F: Electronegative
Down a group in the Modern Periodic Table.
No. of electron shells __________; No. of valence electrons ________; Electronegativity ________ Character of elements changes from _________ to ____________.
