BENCHMARK: N.1.1-1.2, N.1.6, N.3.1, N.3.3, N.3.4 CHEMISTRY HONORS CHEMISTRY AND SCIENTIFIC MEASUREMENT TEXTBOOK: Glencoe, Chemistry: Matter and Change, Chapters 1-3 ESSENTIAL QUESTION: How is measurement applied to science? How do we classify matter? KEY VOCABULARY: density, significant figures, scientific notation, dimensional analysis, compound, element, mixtures, homogeneous, heterogeneous 1. Be able to classify matter. 2. Be able to interpret data. 3. Be able to use correct significant figures 4. Be able to convert units. 1. After performing a density lab in which the student places an irregularly shaped object in a cylinder, the student records the following data. Volume and Mass Data Mass of sample Volume of water Volume of water + sample 20.46 g 40.0 ml 43.0 ml What is the density based on the data above? Round your answer to the correct number of significant figures. A.478 g/ml B 6.82 g/ml C.147 g/ml D 2.10 g/m 2. How many significant figures are in the measurement of the mass of the sample? A 1 C 3 B 2 D 4 BENCHMARK: SC.912.P.8.4 ATOMIC STRUCTURE TEXTBOOK: Glencoe, Chemistry: Matter and Change, Chapters 4, 5 ESSENTIAL QUESTION: How are the electrons arranged? KEY VOCABULARY: valence electrons, electron configuration, orbital, sublevels, unpaired electrons, Aufbau diagram, isotopes 1. Identify maximum number of electrons in a sublevel. 2. Identify unpaired valence electrons in an atom and shared pairs in a molecule. 3. Identify valence electrons in a family or group. 4. Write electron configuration of a neutral atom for elements 1-36. Version 1401 Page 1 of 7
5. Be able to identify an electron configuration in an Aufbau diagram. 6. Be able to identify the number of protons, neutrons, and electrons in a given atom, isotope, or ion. 7. Distinguish between the isotopes of elements. 1. What are the maximum number of electrons that can fill the p-sublevel? A 2 C 6 B 4 D 8 2. How many neutrons would be contained in an atom of the isotope uranium 238 ( 238 92 U) A 238 neutrons C 52 neutrons B 92 neutrons D 146 neutrons BENCHMARK: SC.912.P.8.5 PERIODIC TABLE TEXTBOOK: Glencoe, Chemistry: Matter and Change, Chapter 6 ESSENTIAL QUESTION: What are the fundamental trends in the periodic table? KEY VOCABULARY: electronegativity, ionization energy, atomic radius, reactivity, family/group, period, valence electrons, halogens, alkali metal, alkaline earth metals 1. Place elements in order of atomic size. 2. Describe the trend for electronegativity. 3. Place elements in order of ionization energy. 4. Compare the characteristics of elements within the same family/group. 1. Which of the following atoms has the highest electronegativity? A Na B F C P D Rb 2.Which of the following elements has the largest atomic radius? A O C Se B S D Te IONIC COMPOUNDS BENCHMARK: SC.912.P.8.7 TEXTBOOK: Glencoe, Chemistry: Chapter 7 ESSENTIAL QUESTION: What are ionic compounds? KEY VOCABULARY: ionic bonding, anion, cation, ionic bond, polyatomic ions Version 1401 Page 2 of 7
1. Differentiate between anion and cation. 2. Define an ionic compound. 3. Write formulas or names for ionic compounds. 1. What is the formula for Calcium acetate? A CaC2H302 B Ca(C2H302)2 C Ca2C2H302 D CaC204 2. What is the formula for copper (II) chloride? A CuCl C Cu2 Cl2 B CuCl2 D Cu2Cl BENCHMARK: SC.912.P.8.7 TEXTBOOK: Glencoe, Chemistry: Chapter 8 COVALENT MOLECULES ESSENTIAL QUESTION: How are shapes and interactions between molecules explained? What is a covalent bond? KEY VOCABULARY: linear, tetrahedral, pyramidal, bent, trigonal planar, bond angles, polar and nonpolar molecule, Octet Rule, shared pairs, unshared pairs, VSEPR Theory, covalent bond, Lewis dot diagram, Lewis structure 1. Identify covalently bonded molecules. 2. Identify the molecular shape, bond angle, and polarity. 3. Write formulas or names for covalent molecules and acids 4. Identify a correct Lewis structure for a molecule. 1. What is the molecular shape of H2O and is it polar or nonpolar? 2. In accordance with the octet rule, what is the total number of shared pairs of electrons in the BMO of an oxygen molecule? A 1 C 3 B 2 D 4 Version 1401 Page 3 of 7
CHEMICAL REACTIONS BENCHMARK: SC.912.P.8.8 TEXTBOOK: Glencoe, Chemistry: Chapter 9 ESSENTIAL QUESTION: How do chemical changes occur when substances interact? KEY VOCABULARY: products, reactants, coefficients, combination/synthesis, decomposition, single replacement, double replacement, combustion, Law of Conservation of Matter, precipitate 1. Identify 5 types of chemical reactions. 2. Be able to complete and balance chemical reactions. 3. Understand Law of Conservation of Matter. 4. Identify the precipitate(s) and aqueous solution (aq) in a double replacement reaction. 1. Complete and balance the following reaction. NaOH(aq) + CuCl2 NaCl + A CuOH: 1,1,1,1 B CuOH: 2,1,2,1 C Cu(OH)2: 2,1,2,1 D Cu(OH)2: 1,1,1,1 3. In the complete combustion reaction of methane, CH4, what is the coefficient in front of the oxygen, O2? A 1 C 3 B 2 D 4 BENCHMARK: SC.912.P.8.9 TEXTBOOK: Glencoe, Chemistry: Chapters 10, 11 MOLAR CALCULATIONS ESSENTIAL QUESTION: How is stoichiometry used to calculate chemical quantities from balanced chemical equations? KEY VOCABULARY: representative particles, empirical formula, molecular formula, standard temperature and pressure (STP), percent composition, limiting reagent, excess reagent, mole, stoichiometry, mole ratio, molar mass, skeleton equation 1. Perform mole conversions. 2. Calculate percent composition. 3. Perform mass to mass, mass to volume, volume to volume, moles to mass stoichiometric calculations. 4. Solve for the limiting reactant. 5. Compare and identify empirical and molecular formula. Version 1401 Page 4 of 7
1. When 15.0 g of Copper (II) sulfate reacts with powered aluminum according to the reaction below, how many grams of Cu could be collected from this reaction? 3CuSO4 (aq) + 2Al (s) Al2(SO4)3 (aq) + 3Cu (s) A 23.5 g Cu B 5.97 g Cu C 52.9 g Cu D 31.5 g Cu 2. What is the number of representative particles in 0.50 moles of O2? A 1.2 x 10 24 atoms C 3.0 x 10 23 atoms B 1.2 x 10 24 molecules D 3.0 x 10 23 molecules BENCHMARK: SC.912.P.8.1, P.8.6, P.10.5 STATES OF MATTER AND INTERMOLECULAR FORCES TEXTBOOK: Glencoe, Chemistry: Chapter 12 ESSENTIAL QUESTION: How do changes in the kinetic energy of particles affect the state of substances? KEY VOCABULARY: solid, liquid, gas, vaporization, condensation, melting point, boiling point, sublimation, triple point, London dispersion force, hydrogen bonding, dipole dipole, critical point 1. Identify phase changes and interpret a phase diagram as shown above (page 429). 2. Identify the strengths of the intermolecular forces. 1. What are the forces of attraction in a nonpolar molecular substance? A dipole dipo B ionic bond C London dispersion D hydrogen bonding 2 What state of matter is the substance in section A? 3. What phase change occurs as a substance transitions from A directly to C? Version 1401 Page 5 of 7
GASES BENCHMARK: SC.912.P.12.10 TEXTBOOK: Glencoe, Chemistry: Chapter 13 ESSENTIAL QUESTION: What are the properties of an ideal gas? KEY VOCABULARY: ideal gas law, quantitative, real gas, combined gas law 1. Perform calculations using the combined gas law and ideal gas law. 2. Know the assumptions and deviations of the ideal gas law. 3. Understand the relationship between temperature, volume, and pressure of gas. 1. What is the mass of 4.0L of oxygen gas (O2) at 4.0 ATM and 25 C? A 10.0g O2 B 15.2g O2 C 20.9g O2 D 25.4g O2 2. According to the reaction below, how many liters of waters are produced from 10.0 L of O2? A 10.0 L B 20.0 L 2H2 (g) + O2 (g) 2H2O (g) C 22.4 L D 40.0 L REACTION RATES BENCHMARK: SC.912.P.12.12 TEXTBOOK: Glencoe, Chemistry, Chapter 16 Section 2 ESSENTIAL QUESTION: What factors affect the rate of reaction? KEY VOCABULARY: catalyst, concentration, rate of reaction, particle size, temperature 1. Identify the factors that affect the rate of reaction. 2. Describe the role of a catalyst in the rate of reaction. 3. Understand the relationship between temperature and frequency of collision. Version 1401 Page 6 of 7
1. Solid magnesium is reacted with hydrochloric acid, (HCL). Which choice below would react the fastest? A Magnesium ribbon in 1M HCl B Magnesium ribbon in 2M HCl C Magnesium powder in 1M HCl D Magnesium powder in 2M HCl 2. Which of the following is a characteristic of a catalyst? A increase the pressure of the reaction C slows down the rate B is consumed in the reaction D lowers the activation energy Version 1401 Page 7 of 7