tali80 tali80
  • 03-05-2021
  • Chemistry
contestada



When calcium forms an ion that has the same number of outer electrons as which noble gas?
1. neon
2. helium
3. argon
4. krypton

BRAINLIEST FOR HELP ASAP!!!!

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amanda240
amanda240 amanda240
  • 03-05-2021
The answer is 4 krypton
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