complete the following table:
some polyatomic ions
name chemical formula
sulfate anion
peroxide anion
nh₄⁺
cro₄²⁻

Question

Accepted Answer

# Explanation:
## Step1: Recall sulfate anion formula
Sulfate anion has formula $SO_{4}^{2 -}$.
## Step2: Recall peroxide anion formula
Peroxide anion has formula $O_{2}^{2 -}$.
## Step3: Name for $NH_{4}^{+}$
$NH_{4}^{+}$ is ammonium cation.
## Step4: Name for $CrO_{4}^{2 -}$
$CrO_{4}^{2 -}$ is chromate anion.

# Answer:
| name | chemical formula |
| ---- | ---- |
| sulfate anion | $SO_{4}^{2 -}$ |
| peroxide anion | $O_{2}^{2 -}$ |
| ammonium cation | $NH_{4}^{+}$ |
| chromate anion | $CrO_{4}^{2 -}$ |

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QUESTION IMAGE

Question

Explanation:

Step1: Recall sulfate anion formula

Step2: Recall peroxide anion formula

Step3: Name for \(NH_{4}^{+}\)

Step4: Name for \(CrO_{4}^{2 -}\)

Answer:

name	chemical formula
peroxide anion	\(O_{2}^{2 -}\)
ammonium cation	\(NH_{4}^{+}\)
chromate anion	\(CrO_{4}^{2 -}\)