Cbr4 - Study guides, Class notes & Summaries

CHEM 102 Winter 18 Exam 3 (B) Questions and Answers Potentially useful data: x  2 a 1. Please choose the letter “B” as your answer for this question. 2. Consider the following endothermic chemical equilibrium. What change below would cause an increase in the I2 (g) concentration? 2 NOI (g) ⇌ 2 NO (g) + I2 (g) a) decreasing the temperature b) adding more NO c) increasing the pressure d) adding more NOI e) All of the above. 3. At 25 oC, an aqueous solution has [H3O+]...

CHEM 102 Winter 18 Exam 3 (C) Questions and Answers Potentially useful data: x  2 a 1. Please choose the letter “C” as your answer for this question. 2. Consider the following endothermic chemical equilibrium. What change below would cause an increase in the I2 (g) concentration? 2 NOI (g) ⇌ 2 NO (g) + I2 (g) a) adding more NOI b) adding more NO c) decreasing the temperature d) increasing the pressure e) All of the above. 3. At 25 oC, an aqueous solution has [H3O+...

CHEM 102 Winter 18 Exam 3 (B) Questions and Answers Potentially useful data: x  2 a 1. Please choose the letter “B” as your answer for this question. 2. Consider the following endothermic chemical equilibrium. What change below would cause an increase in the I2 (g) concentration? 2 NOI (g) ⇌ 2 NO (g) + I2 (g) a) decreasing the temperature b) adding more NO c) increasing the pressure d) adding more NOI e) All of the above. 3. At 25 oC, an aqueous solution has [H3O+]...

Chemistry Final Review: 1. Question: Know what is the atomic number, atomic mass, protons, neutrons & electrons Atomic number – is the number of protons in the nucleus of an atom of any element Atomic mass – is expressed in amu; is the wighted average Protons – are positively charged particles in the nucleus Neutron – are neutral, have no electrical charge Electrons – are negatively charged particles in the nucleus Atomic number = number of protons Atomic number – (minus) a...

Know what is the atomic number, atomic mass, protons, neutrons and electrons Question:Describe the shapes of molecules H2S, CBr4, and PCl3 Question:Calculating types of bonding (ionic, covalent, nonpolar covalent) Question:Non – polar covalent bonds and polar covalent bonds and electron sharing Question:Know the structure and makeup of DNA and RNA, know what DNA replication, transcription and translation are and ribosomes role in protein synthesis. Question:Know what a protein is, its mak...

Question type: Multiple choice 1) Which of the following compounds contains polar covalent bonds? A) CS2 B) LiF C) F2 D) CH3F E) None of these choices. 2) Which molecule does not have a dipole moment? 3) Of the following solvents which one does not have a zero dipole moment? A) Pentane B) Cyclohexane C) Diethyl ether D) Cyclopentane E) None of these choices. 4) Which molecule has a zero dipole moment? A) CH3Cl B) CH2Cl2 C) CHCl3 D) CCl4 E) None of these...

1. Question: Match the neutral atom or ion to the correct number of valance electrons. 2. Question: Match the atom or ion to the correct electron configuration. 3. Question: Which of the following combinations of elements in a compound would be ionic? 4. Question: Which of the following compounds would you expect to contain covalent bonds? Choose all that apply 5. Question: Based on VSPER theory, predict the molecular shape of the molecule CBr4. 6. Question: Which of the following atoms con...

Chemistry, 10e (Brown) Chapter 9, Molecular Geometry and Bonding Theories Multiple-Choice and Bimodal 1) For a molecule with the formula AB2 the molecular shape is _ . A) lin ear or bent B) linear or trigonal planar C) linear or T-shaped D) T-shaped E) trigonal planar 2) According to VSEPR theory, if there are five electron domains in the valence shell of an atom, they will be arranged in a(n) geometry. A) octahedral B) linear C) tetrahedral D) trigonal planar E) trigonal bipyramidal 3) Accordin...

CHEM 120 WEEK 8 FINAL EXAM REVIEW CHEM 120 Final Exam Review Question: Know what is the atomic number, atomic mass, protons, neutrons and electrons Question:Describe the shapes of molecules H2S, CBr4, and PCl3 Question:Calculating types of bonding (ionic, covalent, nonpolar covalent) Question:Non – polar covalent bonds and polar covalent bonds and electron sharing Question:Know the structure and makeup of DNA and RNA, know what DNA replication, transcription and translation are and ribos...

Question: Know what is the atomic number, atomic mass, protons, neutrons and electrons Question:Describe the shapes of molecules H2S, CBr4, and PCl3 Question:Calculating types of bonding (ionic, covalent, nonpolar covalent) Question:Non – polar covalent bonds and polar covalent bonds and electron sharing Question:Know the structure and makeup of DNA and RNA, know what DNA replication, transcription and translation are and ribosomes role in protein synthesis. Question:Know what a protein i...