Which of the following ions is isoelectronic with neon? [3Li, 3F, 10Ne, 17CI,19K]

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Chemistry WAEC 2009

Which of the following ions is isoelectronic with neon? [3Li, 3F, 10Ne, 17CI,19K]

  • CI-
  • F- checkmark
  • K+
  • Li,+

The correct answer is: B

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