taillaid166 taillaid166
  • 04-05-2019
  • Biology
contestada




8. What atom is a noble gas in group 18, row 4?

A. Ar
B. Kr
C. Ne
D. Rn

Respuesta :

smcrim07pe8uuk
smcrim07pe8uuk smcrim07pe8uuk
  • 04-05-2019

Answer:

the answer is B:  Kr

Explanation:

just FYI...I inserted the chart as well

Ver imagen smcrim07pe8uuk
Answer Link
connectfatimah connectfatimah
  • 29-10-2019

Answer:

Kr

Explanation:

Answer Link

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