Multiple choice

Sr(OH)2

  1. Strontium oxygen hydride

  2. strontium (II) hydroxide

  3. strontium (II) oxygen hydride

  4. strontium hydroxide
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sr is strontium and OH is the hydroxide polyatomic ion. Since strontium is in group 2, it forms a 2+ ion, and the formula is Sr(OH)2.

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