Naming Chemical Compounds
A Grade 9 science worksheet focusing on the nomenclature of chemical compounds, including ionic and covalent compounds.
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Naming Chemical Compounds
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Read each question carefully and provide the best answer. For naming compounds, ensure you use the correct rules for ionic and covalent compounds.
1. What is the correct name for the ionic compound with the formula CaCl₂?
Calcium chloride (II)
Calcium dichloride
Calcium chloride
Chlorine calcide
2. Which of the following is the correct formula for dinitrogen tetroxide?
N₂O₄
NO₄
N₄O₂
N₂O
3. The chemical formula for potassium iodide is .
4. The name for the compound P₂O₅ is .
5. Ionic compounds are formed between a and a nonmetal.
6. Explain the difference in naming conventions between ionic and covalent compounds.
Match the chemical formula with its correct name.
7. Fe₂O₃
a. Carbon tetrachloride
8. CCl₄
b. Iron(III) oxide
9. H₂S
c. Dihydrogen monosulfide
10. The prefix 'mono-' is always used for the first element in a covalent compound if there is only one atom.
True
False