Chemistry
Xeo
17

Electron Configuration and the periodic table true and false questions? Classify each statement as true or false: 1. The highest principal quantum number of period 2 element is 2. 2. Period 4 elements have an inner electron configuration of [Ar] 3. The valence electrons of groups 5A elements are in the 6s subshell. 4. Group 8A elements have completely full outer principal shells. 5. Period 5 elements have an inner electron configuration of [Xe] 6. The valence electrons of group 2A elements are in an s subshell. 7. The highest principal quantum number of period 3 element is 4 8. Period 3 elements have six 2p electrons

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Peanut2

1. The highest principal quantum number of period 2 element is 2.  False 2. Period 4 elements have an inner electron configuration of [Ar]  True 3. The valence electrons of groups 5A elements are in the 6s subshell.  False 4. Group 8A elements have completely full outer principal shells.  True 5. Period 5 elements have an inner electron configuration of [Xe]  False 6. The valence electrons of group 2A elements are in an s subshell.  True 7. The highest principal quantum number of period 3 element is 4  False 8. Period 3 elements have six 2p electrons True

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