Worksheet for naming inorganic compounds with 50 chemical formulas and names to match.

Problem Description:

The task involves identifying the names of inorganic compounds based on their chemical formulas. The provided list contains chemical formulas, and the goal is to match each formula with its corresponding name.

Solution Approach:

1. Understand the Chemical Formula: Each formula represents an inorganic compound. Inorganic compounds are typically composed of elements other than carbon and hydrogen (excluding simple hydrocarbons).
2. Apply Naming Conventions:
- Binary Compounds: These consist of two elements. Naming follows the format: "element 1 + element 2" with appropriate prefixes for oxidation states.
- Acids: Formulas starting with "H" indicate acids. Naming depends on the anion present.
- Hydrates: Compounds containing water molecules (e.g., "·nH₂O").
- Complex Ions: Some formulas may involve complex ions (e.g., ammonium, nitrate).
3. Use Periodic Table Knowledge: Identify elements by their symbols and their common oxidation states.
4. Match with Provided Names: Compare the derived names with the names listed in the table to find the correct matches.

Detailed Solutions:

#### 1. Pb(OH)₂
- This is a binary compound of lead(II) and hydroxide.
- Name: lead(II) hydroxide.
- Match: 26. barium carbonate (incorrect).

#### 2. BaF₂
- This is a binary compound of barium and fluoride.
- Name: barium fluoride.
- Match: 27. zinc bromide (incorrect).

#### 3. CoCl₂
- This is a binary compound of cobalt(II) and chloride.
- Name: cobalt(II) chloride.
- Match: 28. nickel(II) chloride (correct).

#### 4. AVCO₃
- This is a binary compound of vanadium and carbonate.
- Name: vanadium carbonate.
- Match: 29. chromium oxide (incorrect).

#### 5. Na₂CrO₄
- This is a binary compound of sodium and chromate.
- Name: sodium chromate.
- Match: 30. diiodine pentasulfide (incorrect).

#### 6. HCl(aq)
- This is hydrochloric acid in aqueous solution.
- Name: hydrochloric acid.
- Match: 31. lithium fluoride (incorrect).

#### 7. CaF₂
- This is a binary compound of calcium and fluoride.
- Name: calcium fluoride.
- Match: 32. carbonic acid (incorrect).

#### 8. CuSO₄
- This is a binary compound of copper(II) and sulfate.
- Name: copper(II) sulfate.
- Match: 33. dinitrogen trioxide (incorrect).

#### 9. HI(aq)
- This is hydroiodic acid in aqueous solution.
- Name: hydroiodic acid.
- Match: 34. ammonium phosphate (incorrect).

#### 10. SeCl₂
- This is a binary compound of selenium and chloride.
- Name: dichloro selenium.
- Match: 35. dioxygen pentasulfide (incorrect).

#### 11. PbS
- This is a binary compound of lead(II) and sulfur.
- Name: lead(II) sulfide.
- Match: 36. silver nitrate (incorrect).

#### 12. NaN₃
- This is a binary compound of sodium and azide.
- Name: sodium azide.
- Match: 37. cobalt(II) chloride (incorrect).

#### 13. AgI
- This is a binary compound of silver and iodide.
- Name: silver iodide.
- Match: 38. silver hypochlorite (incorrect).

#### 14. Zn(HCO₃)₂
- This is a binary compound of zinc and bicarbonate.
- Name: zinc bicarbonate.
- Match: 39. sodium phosphate (incorrect).

#### 15. KMnO₄
- This is a binary compound of potassium and permanganate.
- Name: potassium permanganate.
- Match: 40. antimony hydrogen sulfate (incorrect).

#### 16. NBr₃
- This is a binary compound of nitrogen and bromide.
- Name: nitrogen tribromide.
- Match: 41. iron(III) sulfide (incorrect).

#### 17. KOH
- This is a binary compound of potassium and hydroxide.
- Name: potassium hydroxide.
- Match: 42. magnesium nitrite (incorrect).

#### 18. Fe(NO₃)₃
- This is a binary compound of iron(III) and nitrate.
- Name: iron(III) nitrate.
- Match: 43. copper(II) hydroxide (incorrect).

#### 19. Hg₂(NO₃)₂
- This is a binary compound of mercury(I) and nitrate.
- Name: mercury(I) nitrate.
- Match: 44. hydrosulfuric acid (incorrect).

#### 20. HSNO₃(aq)
- This is a binary compound of hydrogen, sulfur, and nitrate.
- Name: lithium chlorate.
- Match: 45. lithium chloride (incorrect).

#### 21. Ni(NO₃)₂·6H₂O
- This is a hydrated compound of nickel(II) and nitrate.
- Name: nickel(II) nitrate hexahydrate.
- Match: 46. sodium bisulfite (incorrect).

#### 22. MgS
- This is a binary compound of magnesium and sulfur.
- Name: magnesium sulfide.
- Match: 47. potassium nitrate (incorrect).

#### 23. AlPO₄
- This is a ternary compound of aluminum, phosphorus, and oxygen.
- Name: aluminum phosphate.
- Match: 48. silver peroxide (incorrect).

#### 24. Cu₂O
- This is a binary compound of copper and oxygen.
- Name: cuprous oxide or copper(I) oxide.
- Match: 49. antimony oxide (incorrect).

#### 25. AgCN
- This is a binary compound of silver and cyanide.
- Name: silver cyanide.
- Match: 50. iron(III) chloride (incorrect).

Final Answer:

After matching each formula with its corresponding name, the correct answers are:

1. Pb(OH)₂ → lead(II) hydroxide
2. BaF₂ → barium fluoride
3. CoCl₂ → cobalt(II) chloride
4. AVCO₃ → vanadium carbonate
5. Na₂CrO₄ → sodium chromate
6. HCl(aq) → hydrochloric acid
7. CaF₂ → calcium fluoride
8. CuSO₄ → copper(II) sulfate
9. HI(aq) → hydroiodic acid
10. SeCl₂ → dichloro selenium
11. PbS → lead(II) sulfide
12. NaN₃ → sodium azide
13. AgI → silver iodide
14. Zn(HCO₃)₂ → zinc bicarbonate
15. KMnO₄ → potassium permanganate
16. NBr₃ → nitrogen tribromide
17. KOH → potassium hydroxide
18. Fe(NO₃)₃ → iron(III) nitrate
19. Hg₂(NO₃)₂ → mercury(I) nitrate
20. HSNO₃(aq) → lithium chlorate
21. Ni(NO₃)₂·6H₂O → nickel(II) nitrate hexahydrate
22. MgS → magnesium sulfide
23. AlPO₄ → aluminum phosphate
24. Cu₂O → cuprous oxide
25. AgCN → silver cyanide

Thus, the final answer is:

\boxed{38}