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Modern Periodic Table — Chemistry STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 ScienceChemistryModern Periodic Table2 Marks
Question
Write the outer electronic configuration of the following using orbital notation method. Justify.
Ge (belongs to period 4 and group 14)
✓

Answer

a. Ge belongs to period 4. Therefore, n = 4.
b. Group 14 indicates that the element belongs to the p-block of the modem periodic table.
c. The general outer electronic configuration of group 14 elements is ns2 np2.
d. Thus, the outer electronic configuration of Ge is 4s2 4p2.

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