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Question

Predict which of the formulae are not correct for the given compounds: Correct the wrong ones.
Cadmium iodide : CdI3


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Solution

Cadmium iodide:

  1. Cadmium iodide is a white-colored liquid.
  2. It is hygroscopic and notable for its crystalline structure.

Chemical formula:

  1. The chemical formula that is given as CdI3 for Cadmium iodide is wrong.
  2. There is no compound with the chemical formula CdI3.
  3. Cadmium iodide has a chemical formula CdI2.As the valency of cadmium is 2 and not 3 and the valency of iodine is 1.

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