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Biology, 12.11.2020 16:10 ReeceLehua01

Angélica, es estudiante de la LEB de Río Jiménez, ella está haciendo una tarea de química que le dejo su excelentísimo profesor, en tarea Angélica debe buscar en la Tabla periódica unos elementos muy específicos de la siguiente manera: a, Un elemento del periodo 1 de los alcalinos. b, Un elemento del periodo 2 de los térreos. c, Un elemento del periodo 3 de los gases nobles. d, Un elemento del periodo 4 de la familia del carbono. e, Un elemento del periodo 5 de los halógenos. Ayude a Angélica a cumplir con la terea del excelentísimo profesor, ¿Cuáles son los elementos que busca

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