Problem: Which of the following should always be spectator ions?A. alkali metal ions (Group IA)B. alkali earth metal ions (Group IIA)C. transition metal ions (d block)D. halogen ions (Group VIIA)E. noble gas ions (Group VIIIA)

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Determine which among the Groups will always appear as spectator ion as a cation

Recall that in solubility rules:

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Which of the following should always be spectator ions?

A. alkali metal ions (Group IA)

B. alkali earth metal ions (Group IIA)

C. transition metal ions (d block)

D. halogen ions (Group VIIA)

E. noble gas ions (Group VIIIA)

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