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? The group number tells the number of Elements in the column Number of valence electrons O Number of energy levels O Number of protons in the elements
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?

The group number tells the number of
Elements in the column
Number of valence electrons
O Number of energy levels
O Number of protons in the elements

User Mkrause
by
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1 Answer

2 votes

Answer:

number of valence electrons

Step-by-step explanation:

elements in the same group has same number of valence electrons

User Shantanu Bhadoria
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