Ashpuppy
Ashpuppy Ashpuppy
  • 01-11-2017
  • Chemistry
contestada

elements in the same group (family) appeared to have the same what? 
  A) valence. B) melting point. C) isotopic ratio. D) number of neutrons.

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CometZ CometZ
  • 01-11-2017
I think it's D- Number of neutrons
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