CHEMISTRY 113 EXAM 3(A)

Similar documents
CHEMISTRY 110 EXAM 1 SEPTEMBER 20, 2010 FORM A

2) The energy of a photon of light is proportional to its frequency and proportional to its wavelength.

A. 24 B. 27 C. 30 D. 32 E. 33. A. It is impossible to tell from the information given. B. 294 mm C. 122 mm D. 10 mm E. 60 mm A. 1 H B. C. D. 19 F " E.

AP Chapter 6 Study Questions

2008 Brooks/Cole 2. Frequency (Hz)

CHEMISTRY Midterm #3 November 27, 2007

Key Equations. Determining the smallest change in an atom's energy.

A) I and III B) I and IV C) II and IV D) II and III E) III 5. Which of the following statements concerning quantum mechanics is/are true?

1. What is the phenomenon that occurs when certain metals emit electrons when illuminated by particular wavelengths of light? a.

CDO AP Chemistry Unit 5

ATOMIC THEORY, PERIODICITY, and NUCLEAR CHEMISTRY

Chemistry 1411 Practice Exam 2, Chapters 5-8 Brown

1051-2nd Chem Exam_ (A)

1051-2nd Chem Exam_ (B)

14. Use reactions 1 and 2 to determine the value of H (in kj) for reaction 3.

A.P. Chemistry Practice Test - Ch. 7, Atomic Structure and Periodicity

CHM 1045 Test #4 December 4, 2000

What is the energy of a photon with wavelength 232 nm?

Test Bank for General Chemistry Atoms First 2nd Edition by John E. McMurry and Robert C. Fay

CHEM 1211K Test III. 4) Of the following elements, which has the largest first ionization energy? A) As B) Sb C) Ge D) Se E) S

3. Write ground-state electron configurations for any atom or ion using only the Periodic Table. (Sections 8.3 & 9.2)

8. Which of the following could be an isotope of chlorine? (A) 37 Cl 17 (B) 17 Cl 17 (C) 37 Cl 17 (D) 17 Cl 37.5 (E) 17 Cl 37

Chemistry 1211K Test III. MULTIPLE CHOICE (3 points each, put answers on the answer sheet).

Chem 105 Final Exam. Here is the summary of the total 225 points plus 10 bonus points. Carefully read the questions. Good luck!

Ch 9 Electrons in Atoms & the Periodic Table Study Sheet Acc. Chemistry SCANTRON. Name /99. 3) Light is a type of matter. 3)

U N I T T E S T P R A C T I C E

CHAPTER 4 Arrangement of Electrons in Atoms

1) Which electron would be most likely to emit x-ray electromagnetic energy?

Chemistry 40S Atomic Structure (This unit has been adapted from

Arrangement of Electrons. Chapter 4

Light. October 16, Chapter 5: Electrons in Atoms Honors Chemistry. Bohr Model

Chemistry 40S Atomic Structure (This unit has been adapted from

CHEM 1311A. E. Kent Barefield. Course web page.

Unit 7. Atomic Structure

CHM2045 S13: Exam # MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Classify each of these statements as always true, AT; sometimes true, ST; or never true, NT.

CHEM Course web page. Outline for first exam period

Provide a short and specific definition in YOUR OWN WORDS. Do not use the definition from the book. Electromagnetic Radiation

CHAPTER 4 10/11/2016. Properties of Light. Anatomy of a Wave. Components of a Wave. Components of a Wave

CHE 105 Spring 2018 Exam 3

Particle Behavior of Light 1. Calculate the energy of a photon, mole of photons 2. Find binding energy of an electron (know KE) 3. What is a quanta?

Ch 7 Quantum Theory of the Atom (light and atomic structure)

Electromagnetic Radiation. is a form of energy that exhibits wavelike behavior as it travels through space.

Atomic Structure. Part 3: Wave-Mechanical Model of the Atom. Key Question: How does the wave mechanical model explain the location of electrons?

Electromagnetic spectrum

C H E M 1 CHEM 101-GENERAL CHEMISTRY CHAPTER 6 THE PERIODIC TABLE & ATOMIC STRUCTURE INSTR : FİLİZ ALSHANABLEH

Chapter 10: Modern Atomic Theory and the Periodic Table. How does atomic structure relate to the periodic table? 10.1 Electromagnetic Radiation

WEEK 2: 4 SEP THRU 10 SEP; LECTURES 4-6

Chem 115 Sample Examination #3

Because light behaves like a wave, we can describe it in one of two ways by its wavelength or by its frequency.

1. Ham radio operators often broadcast on the 6 meter band. The frequency of this electromagnetic radiation is MHz. a. 500 b. 200 c. 50 d. 20 e. 2.

Chapter 6 Electronic Structure of Atoms

CHEMISTRY - ZUMDAHL 8E CH.7 - ATOMIC STRUCTURE & PERIODICITY.

6.1.5 Define frequency and know the common units of frequency.

Light. Light (con t.) 2/28/11. Examples

Bohr Model of Atom: electrons move around nucleus in orbits similar to how planets orbit the sun energy levels for electrons are quantized

Chapter 5. The Electromagnetic Spectrum. What is visible light? What is visible light? Which of the following would you consider dangerous?

Discovered the electron

Test #3 Last Name First Name Zumdahl, Chapters 6 and 7 November 2, 2004

CHEMISTRY - BROWN 13E CH.7 - PERIODIC PROPERTIES OF THE ELEMENTS

Energy and the Quantum Theory

CHEM Chapter 6. Basic Quantum Chemistry (Homework). WL36

I. Multiple Choice Questions (Type-I)

Worksheet 5 - Chemical Bonding

Chapter 6 Electronic Structure of Atoms

Atomic Structure Electron Configurations & Periodicity

Chapter Test B. Chapter: Arrangement of Electrons in Atoms. possible angular momentum quantum numbers? energy level? a. 4 b. 8 c. 16 d.

CHEMISTRY - KIRSS 2E CH.3 - ATOMIC STRUCTURE: EXPLAINING THE PROPERTIES OF ELEMENTS

Ex: N has 5 valence electrons, so it s Lewis structure would look like: N

ADVANCED PLACEMENT CHEMISTRY CHAPTERS 7, 8 AND 9 REVIEW QUESTIONS

Name: Date: A) B) C) D) E)

Bohr. Electronic Structure. Spectroscope. Spectroscope

Name Date Class MODELS OF THE ATOM

2) The number of cycles that pass through a stationary point is called A) wavelength. B) amplitude. C) frequency. D) area. E) median.

1) What type of relationship (direct or indirect) exists between wavelength, frequency, and photon energy?

Chemistry 40S Atomic Structure (This unit has been adapted from

Unit 1, Lesson 01: Summary of Atomic Structure so far

Review Package #3 Atomic Models and Subatomic Particles The Periodic Table Chemical Bonding

Fall 2008 CH301--The TA s gift to you Answer Key for practice exam 1

Modern Atomic Theory CHAPTER OUTLINE

Ch. 4 Sec. 1-2, Ch. 3 sec.6-8 ENERGY CHANGES AND THE QUANTUM THEORY THE PERIODIC TABLE

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

ATOMIC STRUCTURE, ELECTRONS, AND PERIODICITY

CDO CP Chemistry Unit 5

CHEMISTRY Midterm #3 answer key November 29, d. Planck's constant b. Quantum theory. e. Photoelectric effect c. Electromagnetic spectrum

Chapter 7 Problems: 16, 17, 19 23, 26, 27, 30, 31, 34, 38 41, 45, 49, 53, 60, 61, 65, 67, 75, 79, 80, 83, 87, 90, 91, 94, 95, 97, 101, 111, 113, 115

CHEM 200/202 Exam 2 October 18, Lab Section #:

Chapter 6: The Electronic Structure of the Atom Electromagnetic Spectrum. All EM radiation travels at the speed of light, c = 3 x 10 8 m/s

Chem 111 Exam #2 November 8, J h = c E = h E. ΔH = energies of bonds broken - energies of bonds formed SHOW ALL WORK

5) Which statement correctly describes the relationship of wavelength and frequency in a wave?

Atoms, Electrons and Light MS. MOORE CHEMISTRY

Development of the Periodic Table. Chapter 5. Light and the EM Spectrum. Light

EM SPECTRUM, WAVELENGTH, FREQUENCY, AND ENERGY WORKSHEET

Modern Atomic Theory and the Periodic Table

ATOMIC STRUCTURE, ELECTRONS, AND PERIODICITY

"What Do I Remember From Introductory Chemistry?" - A Problem Set

Atoms and Periodic Properties

Example 7.1 Wavelength and Frequency

FINAL EXAM REVIEW CHM IB DR. DIXON

Electrons, Energy, & the Electromagnetic Spectrum Notes

Transcription:

Summer 2003 CHEMISTRY 113 EXAM 3(A) 1. Specify radiation with the greatest energy from the following list: A. ultraviolet B. gamma C. infrared D. radio waves 2. The photoelectric effect is: A. reflection of light by metal surface B. ejection of electrons by a metal when struck by light C. acceleration of electrons in vacuum by the electric field D. effect of the electric field on the emission of light 3. The frequency of electromagnetic radiation required to promote an electron from n=2 to n=5 in a Bohr atom is: A. 6.5 x 10 19 Hz B. 6.9 x 10 14 Hz C. 1.2 x 10 15 Hz D. 4.0 x 10 19 Hz 4. According to the Heisenberg uncertainty principle, it is impossible to know precisely both the position and A. mass B. momentum C. color D. velocity 5. Specify the number of possible values for the magnetic quantum number in 5d subshell A. 6

B. 5 C. 3 D. 2 6. The ground-state configuration of Ti is: A. [Ar]4s 2 3d 3 B. [Ar]4s 1 3d 4 C. [Ar]4s 2 3d 2 D. [Ar]4s 0 3d 4 7. Specify the number of orbitals in the shell with the principal quantum n=3: A. 8 B. 18 C. 3 D. 9 8. Which sketch represents an orbital with the quantum numbers n = 4, l = 2 A. B. C. D. 9. The electronic configuration of S 2- ion is: A. [Ne] B. [Ar] C. [Ne]2s 2

D. [Ar]3s 1 10. The effective charge acting on the valence electrons of S is: A. +3 B. -2 C. +6 D. +1 11. The atomic radius of main-group elements generally increases: A. down the group B. across the period C. between metals and non-metals D. when the element is ionized 12. Which of the following atoms has the largest atomic radius: A. S B. Cl C. P D. Si 13. Which of the following atoms has the highest second ionization energy? A. Mg B. Si C. Na D. Al 14. How many hydrogen atoms must bound to Si to give it an octet of valence electrons? A. 2 B. 3 C. 4 D. 1 15. The chloride of which of the following ions should have the greatest lattice energy?

A. K B Na C. Cs D. Li 16. For which of the following atoms does the Lewis symbol have two unpaired electrons? O F N Ne A. Ne B. F C. O D. N 17. Using the electronegativity table specify which bond is most polar A. HBr B. HI C. HF D. CO 18. In the molecule below, which atom has the largest partial negative charge? Cl F C I Br A. Cl B. F C. Br D. I 19. From the list below specify the central atom that violates the octet rule: A. ClF 3

B. SO 3 C. CCl 4 D. CO 2 20. Using the table of bond dissociation energies, the H for the following reaction is (in kj): H-C C-H + H-I H 2 C=CHI A. 506 B. -931 C. 129 D. -506 EXAM 3(B) 1. Specify radiation with the shortest wavelength from the following list: A. gamma B. infrared C. ultraviolet D. microwave 2. The photoelectric effect is: A. reflection of light by metal surface B. ejection of electrons by a metal when struck by light C. acceleration of electrons in vacuum by the electric field D. effect of the electric field on the emission of light 3. The frequency of electromagnetic radiation required to promote an electron from n=2 to n=4 in a Bohr atom is: A. 4.1x10-19 Hz B. 6.2x10 14 Hz C. 8.2x10 14 Hz D. 4.1x10 19 Hz 4. According to the Heisenberg uncertainty principle, it is impossible to know precisely both the

position and A. momentum B. shape C. mass D. color 5. Specify the number of possible values for the magnetic quantum number in 4f subshell A. 7 B. 5 C. 3 D. 6 6. The ground-state electron configuration of Fe is: A. [Ar]4s 2 3d 5 B. [Ar]4s 0 3d 7 C. [Ar]4s 2 3d 6 D. [Ar]4s 1 3d 7 7. Specify the number of orbitals in the shell with the principal quantum n=3: A. 18 B. 9 C. 3 D. 8 8. Which sketch represents an orbital with the quantum numbers n = 4, l = 2 A. B. C.

D. 9. The electronic configuration of N 3- ion is: A [Ne] B. [Ar] C. [Ne]2s 2 D. [He]2s 2 10. The effective charge acting on the valence electrons of Si is: A. +2 B. -2 C. +4 D. +1 11. The atomic radius of main-group elements generally increases: E. across the period F. when the element is ionized G. down the group H. between metals and non-metals 12. Which of the following atoms has the largest atomic radius: A. Cl B. S C. Si D. P 13. Which of the following atoms has the highest second ionization energy? A. Si B. Mg

C. Al D. Na 16. How many hydrogen atoms must bound to Si to give it an octet of valence electrons? A. 1 B. 2 C. 4 D. 3 17. The chloride of which of the following ions should have the greatest lattice energy? A. K B. Na C. Cs D. Li 16. For which of the following atoms does the Lewis symbol have two unpaired electrons? O F N Ne E. Ne F. F G. O H. N 17. Using the electronegativity table specify which bond is most polar E. HBr F. HI G. HF H. CO 18. In the molecule below, which atom has the largest partial negative charge? Cl F C I

Br A. Cl B. F C. Br D. I 19. From the list below specify the central atom that violates the octet rule: A. CCl 4 B. SO 3 C. CO 2 D. ClF 3 20. Using the table of bond dissociation energies, the H for the following reaction is (in kj): H-C C-H + H-I H 2 C=CHI A. 129 B. 506 C. 506 D. -931

2024 © sciencedocbox.com Privacy Policy | Terms of Service | Feedback