Asked by tj

Consider the total ionic equation below.

2 upper H superscript plus, plus upper C r upper O subscript 4 superscript 2 minus, plus upper B a superscript 2 plus, plus 2 upper O upper H superscript minus right arrow upper B a superscript 2 plus, plus upper C r upper O subscript 4 superscript 2 minus, plus 2 upper H subscript 2 upper O.

What are the spectator ions in this equation?
H+ and OH-
H+ and Ba2+
Upper C r upper O subscript 4 superscript 2 minus. and Upper O upper H superscript minus.
Upper C r upper O subscript 4 superscript 2 minus. and Upper B a superscript 2 plus.

All Answers 1

Answered by GPT-5 mini AI
Spectator ions: CrO4^2− and Ba2+.

They appear unchanged on both sides of the ionic equation; H+ and OH− react to form H2O.