Anions and Their Formulas Quiz

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Questions and Answers

What is the formula for the Cyanate anion?

  • OCN- (correct)
  • NO2-
  • NO3-
  • ClO-

Which of the following anions is named 'Iodide'?

  • ClO-
  • I- (correct)
  • NO3-
  • IO3-

What is the charge of the 'Hydride' anion?

  • 1- (correct)
  • 2-
  • 1+
  • 3+

What is the name of the MnO4- anion?

<p>Permanganate (C)</p>
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Which of the following is the formula for the 'Nitrate' anion?

<p>NO3- (C)</p>
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What is the chemical formula for the anion bromate?

<p>BrO₃⁻ (B)</p>
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Which anion has a charge of 1⁻ and contains the element iodine?

<p>iodide (A)</p>
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Which of the following anions has the highest number of oxygen atoms in its chemical formula?

<p>perchlorate (A)</p>
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What is the name of the anion with the chemical formula CN⁻?

<p>cyanide (D)</p>
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Which of these anions contains hydrogen in their formula? (Select all that apply)

<p>hydrogen sulfate (A), bisulfide (B), hydrogen carbonate (C)</p>
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Which of the following anions is associated with the element Nitrogen?

<p>$N^{3−}$ (A)</p>
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Which of the following represents the formula for the Arsenate ion?

<p>$AsO_4^{3−}$ (D)</p>
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Which of the following anions is associated with the element phosphorus, but is not a phosphate ion?

<p>$PO_3^{3−}$ (C)</p>
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What is the correct chemical name for the anion $C_6H_5O_7^{3−}$?

<p>Citrate (D)</p>
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Which of the following elements are associated with anions having a charge of 3-

<p>Arsenic and Phosphorus (C)</p>
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Flashcards

Cyano

The anion CN- is named cyano.

Cyanate

The anion OCN- is named cyanate.

Fluoride

The anion F- is named fluoride.

Hydroxide

The anion OH- is named hydroxide.

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Nitrate

The anion NO3- is named nitrate.

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Anion

A negatively charged ion that gains electrons.

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Arsenate

An anion with formula $AsO_4^{3−}$, derived from arsenic.

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Phosphate

An anion with formula $PO_4^{3−}$, containing phosphorus.

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Acetate

An anion with the formula C₂H₃O₂⁻, charged 1⁻.

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Permanganate

An anion with the formula MnO₄⁻, charged 1⁻, used in titration.

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