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प्रश्न
Give the trends in atomic size on moving across the period left to right.
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उत्तर
Atomic size decreases from left to right as the Atomic Number increases by one at each stage, with one proton added to the nucleus and one electron added to the valence shell. As nuclear attraction rises, the size of the atom decreases.
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संबंधित प्रश्न
Which is greater in size an atom or a cation?
While going from top to bottom in a group the atomic radius ______.
Right or wrong sentence.
Nanometer unit is used to measure atomic radius.
Carbon belongs to the second period and Group 14. Silicon belongs to the third period and Group 14. If the atomic number of carbon is 6, the atomic number of silicon is ______
Which of the following is the correct order of atomic size?
Which of the following is the correct order of size?
Which of the following gives the correct increasing order of the atomic radii of O, F, and N?
Which among the following elements has the largest atomic radii?
Which one of the following depict the correct representation of atomic radius(r) of an atom?
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(i) |
(ii) |
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(iii) |
(iv) |
Arrange the following in order of increasing radii:
Mg2+, Mg, Mg+
Explain your choice.
