cuáles son los grupos de la tabla periódica
a. IA,VIIA,IB, VIIB
b. IA,VIA,IB,VIB
c.IA,VIIIA,IB,VIIIB
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a. IA,VIIA,IB, VIIB
b. IA,VIA,IB,VIB
c.IA,VIIIA,IB,VIIIB
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RespuestaIA
Explicación:
Es la A
IA a VIIA y IB a VIIB