Grade 9 Chemical Naming Basics
A worksheet covering fundamental concepts of chemical naming for ionic and covalent compounds, including nomenclature rules and formula writing.
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Grade 9 Chemical Naming Basics
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Read each question carefully and provide your best answer. Show all your work where applicable.
1. Ionic compounds are formed between a and a nonmetal.
2. When naming ionic compounds, the metal is named and the nonmetal ending is changed to .
3. The chemical formula for sodium chloride is .
4. Magnesium oxide is an ionic compound with the formula .
1. Which prefix indicates three atoms of an element in a covalent compound?
Di-
Tri-
Tetra-
Penta-
1. The compound CO2 is named carbon monoxide.
True
False
2. In a covalent compound, two nonmetals share electrons.
True
False
1. Explain the difference between naming ionic and covalent compounds.
Match the chemical formula with its correct name.
1. KBr
a. Carbon tetrachloride
2. CCL4
b. Potassium bromide
3. SO3
c. Sulfur trioxide
Observe the illustration of an ionic bond formation. In your own words, describe what is happening to the electrons.
