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Naming and Formulas Worksheet Generator

Ionic, molecular, and acid names and formulas with charge balance. No AI, no credits.

Grades 8 – 12No account needed

Practice sheets for naming ionic compounds (including transition metals with Roman numerals and polyatomic ions), molecular compounds with Greek prefixes, and common acids. Formula to name and name to formula. Every formula is charge balanced and every name follows the stated naming rules. Ion data verified against PubChem.

What students practice

  • Chemistry
  • Nomenclature
  • Formulas

Live sample sheet

No account needed to view and print.
1. What is the formula for Lead(II) oxide?
2. What is the name of NO?
3. What is the formula for Ammonium nitrate?
4. What is the name of H2O?
5. What is the name of PbO2?
6. What is the name of NO?
7. What is the name of ZnS?
8. What is the formula for Dinitrogen monoxide?
9. What is the formula for Silver nitrate?
10. What is the name of SiO2?
1. What is the formula for Lead(II) oxide?
Solution:
Cation: Pb^2+
Anion: O^2-
Balance charges to get: PbO
Name: Lead(II) oxide
Answer: PbO
Verified: formula parser vs charge balance / data verification
2. What is the name of NO?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: NO
Name: Nitrogen monoxide
Answer: Nitrogen monoxide
Verified: formula parser vs charge balance / data verification
3. What is the formula for Ammonium nitrate?
Solution:
Cation: NH4^+
Anion: NO3^-
Balance charges to get: NH4NO3
Name: Ammonium nitrate
Answer: NH4NO3
Verified: formula parser vs charge balance / data verification
4. What is the name of H2O?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: H2O
Name: Water
Answer: Water
Verified: formula parser vs charge balance / data verification
5. What is the name of PbO2?
Solution:
Cation: Pb^4+
Anion: O^2-
Balance charges to get: PbO2
Name: Lead(IV) oxide
Answer: Lead(IV) oxide
Verified: formula parser vs charge balance / data verification
6. What is the name of NO?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: NO
Name: Nitrogen monoxide
Answer: Nitrogen monoxide
Verified: formula parser vs charge balance / data verification
7. What is the name of ZnS?
Solution:
Cation: Zn^2+
Anion: S^2-
Balance charges to get: ZnS
Name: Zinc sulfide
Answer: Zinc sulfide
Verified: formula parser vs charge balance / data verification
8. What is the formula for Dinitrogen monoxide?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: N2O
Name: Dinitrogen monoxide
Answer: N2O
Verified: formula parser vs charge balance / data verification
9. What is the formula for Silver nitrate?
Solution:
Cation: Ag^+
Anion: NO3^-
Balance charges to get: AgNO3
Name: Silver nitrate
Answer: AgNO3
Verified: formula parser vs charge balance / data verification
10. What is the name of SiO2?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: SiO2
Name: Silicon dioxide
Answer: Silicon dioxide
Verified: formula parser vs charge balance / data verification
Assumption: Ionic compounds: balance cation and anion charges.
Assumption: Molecular compounds: use Greek prefixes.
Assumption: Acids: named by the anion.
Convention: Transition metals use Roman numerals for charge.
Convention: Polyatomic ion names are memorized.

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Yes. This tool computes answers by code, so you can generate, preview and print worksheet without an account. A free account adds saving and student links.

How are the answers computed?

Every answer is computed by code and verified by a second independent method. No AI is used.

What grades is the Naming and Formulas for?

This tool fits Grades 8 – 12.

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Sample output, computed by code — change the options and Generate to make your own
1. What is the formula for Lead(II) oxide?
2. What is the name of NO?
3. What is the formula for Ammonium nitrate?
4. What is the name of H2O?
5. What is the name of PbO2?
6. What is the name of NO?
7. What is the name of ZnS?
8. What is the formula for Dinitrogen monoxide?
9. What is the formula for Silver nitrate?
10. What is the name of SiO2?
1. What is the formula for Lead(II) oxide?
Solution:
Cation: Pb^2+
Anion: O^2-
Balance charges to get: PbO
Name: Lead(II) oxide
Answer: PbO
Verified: formula parser vs charge balance / data verification
2. What is the name of NO?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: NO
Name: Nitrogen monoxide
Answer: Nitrogen monoxide
Verified: formula parser vs charge balance / data verification
3. What is the formula for Ammonium nitrate?
Solution:
Cation: NH4^+
Anion: NO3^-
Balance charges to get: NH4NO3
Name: Ammonium nitrate
Answer: NH4NO3
Verified: formula parser vs charge balance / data verification
4. What is the name of H2O?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: H2O
Name: Water
Answer: Water
Verified: formula parser vs charge balance / data verification
5. What is the name of PbO2?
Solution:
Cation: Pb^4+
Anion: O^2-
Balance charges to get: PbO2
Name: Lead(IV) oxide
Answer: Lead(IV) oxide
Verified: formula parser vs charge balance / data verification
6. What is the name of NO?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: NO
Name: Nitrogen monoxide
Answer: Nitrogen monoxide
Verified: formula parser vs charge balance / data verification
7. What is the name of ZnS?
Solution:
Cation: Zn^2+
Anion: S^2-
Balance charges to get: ZnS
Name: Zinc sulfide
Answer: Zinc sulfide
Verified: formula parser vs charge balance / data verification
8. What is the formula for Dinitrogen monoxide?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: N2O
Name: Dinitrogen monoxide
Answer: N2O
Verified: formula parser vs charge balance / data verification
9. What is the formula for Silver nitrate?
Solution:
Cation: Ag^+
Anion: NO3^-
Balance charges to get: AgNO3
Name: Silver nitrate
Answer: AgNO3
Verified: formula parser vs charge balance / data verification
10. What is the name of SiO2?
Solution:
Molecular compound: use Greek prefixes for element counts.
Formula: SiO2
Name: Silicon dioxide
Answer: Silicon dioxide
Verified: formula parser vs charge balance / data verification
Assumption: Ionic compounds: balance cation and anion charges.
Assumption: Molecular compounds: use Greek prefixes.
Assumption: Acids: named by the anion.
Convention: Transition metals use Roman numerals for charge.
Convention: Polyatomic ion names are memorized.
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Naming and Formulas - Chemistry - Mixed naming

Ionic, molecular, and acid names and formulas with charge balance. No AI, no credits.

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