danepizzalover danepizzalover
  • 06-09-2022
  • Chemistry
contestada

Which two periods have the same number of
elements?
Select one:
O a. 2 and 4
O b. 3 and 4
O c. 4 and 5
O d. 5 and 6

Respuesta :

dbruno166
dbruno166 dbruno166
  • 06-09-2022

Answer:

b

Explanation:

Answer Link

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