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What do elements in the same group have?

similar properties
the same atomic mass
the same number of electron shells
similar atomic numbers

2 Answers

3 votes

Answer:

the same number of electron shells

Step-by-step explanation:

User Rizwan Sharif
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The same number of electron shells, the atomic number is given to each individual element, same as the atomic mass, and properties have nothing to do with groups
User Adela
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