For a p - block element, its 3d, 3s, 3p and 4s orbitals are completely filled and the differentiating electron goes to the 4p orbital. The element should have its atomic number in the range

13 - 18

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21 - 26

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31 - 36

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49 - 54

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Solution

The correct option is C 31 - 36
$31 - 36 \Rightarrow G a t o K r .$

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Similar questions

Q. I: An element that has the electron configuration

{1 s}^{2} {2 s}^{2} {2 p}^{6} {3 s}^{2} {3 p}^{6} {3 d}^{3} {4 s}^{2}

is a transition element.
II: In atoms of transition elements, the 1s, 2s, 2p, 3s and 3p orbitals are completely filled in the ground state.

Q. When 4p orbitals in an atom are filled completely, the next electron goes into:

Q. A series of orbitals are given below. Identify the sets which represent the correct order of filling up of orbitals.
(A)

3 s, 3 p, 3 d, 4 s, 4 p

(B)

4 s, 4 p, 5 s, 4 d, 5 p, 4 f

(C)

2 s, 2 p, 3 s, 3 p, 4 s, 3 d, 4 p

(D)

1 s, 2 s, 2 p, 3 s, 3 p, 3 d

The statement that is not correct for periodic classification of elements is
(a) The properties of elements are the periodic function of their atomic numbers
(b) Non-metallic elements are less in numbers than metallic elements
(c) For transition elements, the 3d orbitals are filled with electrons after 3 p - orbitals and before 4s orbitals
(d) the first ionization enthalpies of elements generally increase with the increase in atomic number as we go along a period

Q. Elements having complete filled outermost s and p orbital are known as:

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For a p - block element, its 3d, 3s, 3p and 4s orbitals are completely filled and the differentiating electron goes to the 4p orbital. The element should have its atomic number in the range

The correct option is C 31 - 36 31 − 36⇒Ga to Kr.

The correct option is C 31 - 36
$31 - 36 \Rightarrow G a t o K r .$