TEST 2 STUDY GUIDE

Topic Text Reference
CHAPTER 4
- Know the 3 key parts of Dalton's atomic theory 4.2
- Describe models of atom proposed by Thomson, and Rutherford and how they were developed 4.3
- Know the current model of the atom and the properties of subatomic particles 4.4
- Determine the number of protons, neutrons, and electrons in an atom from atomic and mass numbers Notes
- Know the difference between a period and a group in the periodic table 4.6
- Know the name of main groups in the periodic table 4.6
- Classify elements as metals, non-metals and metalloids 4.6
- Differentiate between the properties of metals, metalloids and non-metals 4.6
- Know how ions are formed and determine their charge based on the number of protons and electrons 4.7
- Know the difference between a cation and an anion 4.7
- Know the relationship between the charge and the location of the ions on the periodic table 4.7
- Know what an isotope is, and how isotopes of atoms are different 4.8
- Determine the number of protons, neutrons and electrons in an isotope 4.8
- Calculate the atomic mass of an element based on its isotope abundance and mass data 4.9
- Know how the abundance of an isotope is related to the average atomic mass of an atom Notes
CHAPTER 5
- Identify the general characteristics of a compound 5.1
- Use Law of Constant Composition to determine mass of element in a compound 5.2
- Identify the elements and atoms in a chemical formula 5.3
- Determine empirical formulas based on molecular formulas 5.3
- Identify elements and compounds as atomic, molecular or ionic 5.4
- Identify monatomic ions (Types I and II) and their charges listed on Know Your Ion list 5.4
Notes
- Name and write formulas for binary ionic compounds (Types I and II) 5.5, 5.7, Notes
- Identify polyatomic ions and their charges listed on Know Your Ion list 5.5, Notes
- Name and write formulas for polyatomic compounds 5.5, 5.7
- Name Type II ionic compounds using the Classical method of naming for cations Notes
- Name and write formulas for binary covalent (molecular) compounds 5.8
- Name and write formulas for acids listed in notes 5.9
- Calculate formula mass of compounds from atomic masses of elements 5.11
Topic Text Reference
CHAPTER 6
- Know the mole concept and relationship of amu to grams using this concept 6.3
- Calculate molar mass of compounds from atomic mass of elements 6.3
- Perform calculations based on mass, mole and number of particles of substances 6.3, 6.4
- Identify moles of elements in a compound based on its chemical formula 6.5
- Calculate mass and number of atoms of elements in a compound from its mass 6.5
- Determine the mass percent composition of elements in a compound from its chemical 6.6, 6.7
- Use mass percent composition as a conversion factor to solve related problems 6.6
- Distinguish between molecular and empirical formulas for a compound 6.8
- Calculate empirical formula of a compound from experimental data 6.8
- Calculate the empirical formula for a compound from percent composition data 6.8
- Calculate the molecular formula for a compound from empirical formula and molar 6.9