Grade 10 Chemistry: Chemical Names and Formulas
This worksheet covers the fundamental principles of naming chemical compounds and writing their formulas, including ionic, covalent, and acids, suitable for Grade 10 Chemistry students.
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Grade 10 Chemistry: Chemical Names and Formulas
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Read each question carefully and provide the best answer. Remember to pay attention to the type of compound when naming or writing formulas.
1. What is the chemical formula for sodium chloride?
Na2Cl
NaCl
NaClO3
Na(ClO)2
2. What is the name of the compound with the formula CO2?
Carbon oxide
Carbon dioxide
Dicarbon oxide
Carbon dioxygen
3. The chemical name for H2SO4 is .
4. The formula for potassium iodide is .
5. Explain the difference between an ionic compound and a covalent compound in terms of how they are formed and how their formulas are written.
Match each chemical name on the left with its correct formula on the right.
6. Calcium hydroxide
a. N2O3
7. Dinitrogen trioxide
b. HCl
8. Hydrochloric acid
c. Ca(OH)2
9. The image below shows a representation of an element from the periodic table. Based on your knowledge of chemical formulas, describe what each number and letter in a chemical symbol typically represents (e.g., atomic number, mass number, element symbol, charge).
