Question

define period Class 10th Chemistry​

Answer 1

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The horizontal rows of the periodic table are called periods. Each period corresponds to the successive occupation of the orbitals in a valence shell of the atom, with the long periods corresponding to the occupation of the orbitals of a d subshell.

Answer 2

Answer:

the horizontal rows of the periodic table are called periods. Each period corresponds to the successive occupation of the orbitals in a valance shell of the atom, with the long periods corresponding to the occupation of the orbitals of a d subshell.

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