15: Which of the elements listed below has the highest first ionization energy C) Ar A) He B) Ne Di Ki 16: Which of the following orbitals has the highest energy? A) 4p B) 4s C) 3p D) 3d 17:A compound contains 0.480 g C, 0.161 g H, 1.121 g N and 0.640 g 0 The empirical Remula? A. CHNO B. C.H.NO: C. CHINO DORNO 18:According to VSEPR, the bond angle in XeF, is A) 90° B) 120 19: The Lewis structure for CS₂ is: B) :S-C-S: C180 03-0- 20: Element Re has in its nucleus A. 75 protons, 75 neutrons and 75 electrons C. 130 protons, 75 neutrons and 75 electrons 21: Which What is the valence shell electron configuration of the halogens? A) ns'np B) na Cu 22: The number of pi bonds in the molecule below is A) 1 B) 2 C) 3 23: What volume of 10.0 M HC1 is needed to make 2.00 L A) 0.800 L B) 0.400 L C) 0.200 L 24: The orbital diagram for a ground-state nitrogen atom is Is AL Ne R75 protons, 130 euros and 25 elo D. 75 protons, 110 euros and 25 okvi D) p CL L LLL D.INNIT 25:The VSEPR model can be used to predict C) molecular geometry A) electronegativity B) bond order 26: Indicate the type of hybrid orbitals used by the central atom in St C) sp D) sp'd B) sp A) P D) 10 H-CC-CN HRD) S 109 of 2.00 M HCT solution by dilation with www D) 0.1001 Now of The 0'd D) Beth B and Care corect LABY

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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Q 22 please
15: Which of the elements listed below has the highest first ionization energy
C) Ar
B) Ne
A) He
Di Ki
16: Which of the following orbitals has the highest energy?
A) 4p
B) 4s
C) 3p
D) 34
17:A compound contains 0.480 g C, 0.161 g H, 1.121 g N and 0.640 g 0 The empirical Remulia?
ACHNO
B. C₂H₂NO₂
C.CHNO
DORNO
18:According to VSEPR, the bond angle in Xef, is
B) 120
A) 90°
19: The Lewis structure for CS₂ is:
--
B) :S-C-S:
C) 180
20: Element
Re has in its nucleus
A. 75 protons, 75 neutrons and 75 electrons
C. 130 protons, 75 neutrons and 75 electrons
21: Which What is the valence shell electron configuration of the halogens
A) ns'np
B) na
22: The number of pi bonds in the molecule below is H-CC-C»N
B) Ne
B. 75 protons, 130 euros and 75 oom
D. 75 protons, 110 neutrons and 75 ek
D)
D) 10
CL L
LLL
D.NN NIL
25:The VSEPR model can be used to predict
C) molecular geometry
A) electronegativity
B) bond order
26: Indicate the type of hybrid orbitals used by the central atom in St
C) sp
D) sp'd
B) sp
A) SP
Now of Them
A) 1
B) 2
C) 3
HRD) S
19
23: What volume of 10.0 M HC1 is needed to make 2.00 L of 2.00 M HCT solution by dilution with wa
A) 0.800 L
B) 0.400 L
C) 0.200 L
D) 0,1001
24: The orbital diagram for a ground-state nitrogen atom is
1s
AL
6'd
D) Beth Band C are comet
He
LAME
Transcribed Image Text:15: Which of the elements listed below has the highest first ionization energy C) Ar B) Ne A) He Di Ki 16: Which of the following orbitals has the highest energy? A) 4p B) 4s C) 3p D) 34 17:A compound contains 0.480 g C, 0.161 g H, 1.121 g N and 0.640 g 0 The empirical Remulia? ACHNO B. C₂H₂NO₂ C.CHNO DORNO 18:According to VSEPR, the bond angle in Xef, is B) 120 A) 90° 19: The Lewis structure for CS₂ is: -- B) :S-C-S: C) 180 20: Element Re has in its nucleus A. 75 protons, 75 neutrons and 75 electrons C. 130 protons, 75 neutrons and 75 electrons 21: Which What is the valence shell electron configuration of the halogens A) ns'np B) na 22: The number of pi bonds in the molecule below is H-CC-C»N B) Ne B. 75 protons, 130 euros and 75 oom D. 75 protons, 110 neutrons and 75 ek D) D) 10 CL L LLL D.NN NIL 25:The VSEPR model can be used to predict C) molecular geometry A) electronegativity B) bond order 26: Indicate the type of hybrid orbitals used by the central atom in St C) sp D) sp'd B) sp A) SP Now of Them A) 1 B) 2 C) 3 HRD) S 19 23: What volume of 10.0 M HC1 is needed to make 2.00 L of 2.00 M HCT solution by dilution with wa A) 0.800 L B) 0.400 L C) 0.200 L D) 0,1001 24: The orbital diagram for a ground-state nitrogen atom is 1s AL 6'd D) Beth Band C are comet He LAME
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Pi bonds are covalent chemical bonds, in each of which two lobes of an orbital on one atom overlap with two lobes of an orbital on another atom, and in which this overlap occurs laterally and represented by symbol ' = '

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