final-mcmasters07

final-mcmasters07 - Dr. Mariah McMasters CHEM 1001 Fall...

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Dr. Mariah McMasters CHEM 1001 Fall 2007 Final Exam Name FORM1 On your scantron fill in your name, LAST name first, and fill in your LSU ID number for the identification number. In the Education/Form box on your scantron, fill in #1. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) How many of each type of atoms are there in the formula Ca3(PC>4)2? A) Ca = 3, P = 1, O = 4 (j^fca = 3, P = 2, O = 8 C) Ca = 3, P = 2, O = 4 D) Ca = 3, P = 1, O = 8 E) none of the above O 2) The electronegativity value for Mg is 1.2 and the value for O is 3.5. Based on these values, what type of bond is expected for a compound formed between Mg and O? A) Polar covalent 3 <=5> - \ "2_ - *2 » O R) Pure covalent ( CHonic i?) not enough information. E) none of the above 3) Which of the following compounds have resonance structures? ' = IA O = U>A ; O; O-O - D)0 3 H E) None of the compounds have resonance structures. 4) The electron geometry and the molecular geometry of water are, respectively A) tetrahedral, tetrahedral B) tetrahedral, trigonalpyramidal Cl trigonal planar, bent (TWtetrahedral, bent t) none of the above 5) The standard SI unit for temperature is: A) Fahrenheit. B^Celsius. D) atmospheres. E) none of the above. 2) 4) C i 5) C
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Final Exam Form 1 •«—^ 6) Which of the following is an example of an observation? 6) | ' A) Reactions occur due to the transfer of electrons. B) Flammable objects contain phlogiston. CDAll matter is composed of small, indestructible particles called atoms. (DMVhen a can of soda pop is opened, a fizzing sound is heard. lE) none of the above 7) The number of cycles of a wave that passes a stationary point in one second is called its 7) } B) crest C) trough D) wavelength E) none of the above 8) How many liters are in 333 mL? A) 3.33x105 0,52 B) 3.33 Q33.3 (D7)j>.333 Ejnone of the above 9) Nonmetals are located where on the periodic table? 9) y^ A) middle B) left side /C))right side [5Xzig-zag diagonal line E) none of the above 10) Which of the following items is a physical property? • corrosive action of acid rain on granite 1 odor of spearmint gum 1 combustion of gasoline D) the tarnishing of a copper statue E) none of the above 11) Vtfhat is the specific heat (J/g°C) of a metal object whose temperature increases by 3.0°C when 17.5 g 11) /-\l was heat e / S>°- 73 n , ^ B) 4.18 3^ ^,(3 - n Jbc\ G ^< o Q0.15 D) 1.4 E) none of the above
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Final Exam Form 1 12) WJaai^is the correct Lewis structure for O 2 ? 12) = 9 or01 B) :O = O: C) O-O D) :0 - O: E) none of the above 13) The size of an atom generally increases 13) r~ A) up a group and from left to right across a period. B) up a group and from right to left across a period.
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This note was uploaded on 11/29/2011 for the course CHEM 1001 taught by Professor Staff during the Fall '08 term at LSU.

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final-mcmasters07 - Dr. Mariah McMasters CHEM 1001 Fall...

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