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25 October, 23:58

What is the formula for potassium sulfide?

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Answers (2)
  1. 26 October, 02:08
    0
    Having Sulfide in the chemical name for any compound means that it will have two Sulphur molecules, now add that with Potassium we get KS but since Sulfur has a valence of - 2, 2 Potassium atoms would be required to fill the valency and we get K₂S
  2. 26 October, 03:58
    0
    The formula for potassium sulfide is K₂ S
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