Respuesta :

homeworkmaker121219

Answer:

1 Periodic table

2 Elements

3 atomic number

4 properties

5 Periods

6 groups

7 group number

8 Valence electrons

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1- periodic table 2- elements 3- atomic number 4- properties 5- periods 6- groups 7- group number 8- valence electrons, give me brainliest pleaseee !!