CHEM 110 Study Guide - Final Guide: Crystal Field Theory, Paramagnetism, Network Covalent Bonding

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CHEM 110 Full Course Notes

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Chem 110 - practice final exam 2014: how many and bonds does c have in hcn, 1 and 1 b. The number of electrons in the 2pz molecular orbital is ____. a. b. c. d. e. ___: which of the following is a metalloid? carbon silicon a. b, hydrogen, oxygen e. copper, consider the following statements about optical isomers. ____. a. b. c. d. e. sp2 sp3d sp3d2 sp sp3: the space-filling representation provided below is an example of a _____ unit cell, which contains. _____ atom(s). simple cubic, 1 atom a. b. face centered cubic, 4 atoms: body centered cubic, 2 atoms d, body centered cubic, 3 atoms simple cubic, 8 atoms. ___: which of the following materials is added to the blast furnace to produce slag? sulfur carbon silicon limestone a. b. c. d, none of these. Ligand / name: co32 / carbonato, s2o32 / sulfato, so42 / sulfato, f / fluoro, o2 / oxo.

Related Questions

9. The normal boiling point of methanol is 64.7â°C and the molar enthalpy of vaporization if 71.8kJ/mol. The value of ÎS when 1.95 mol of CH₃OH(l) vaporizes at 64.7â°C is

________ J/K

[A] 414 [B] 0.414 [C] 2.16 [D] 4.73 [E] 2.16

10. The normal boiling point of water is 100.0 Â°C and its molar enthalpy of vaporization is 40.67 kJ/mol. What is the change in entropy in the system in J/K when 22.1 grams of steam at 1 atm condenses to a liquid at the normal boiling point?

[A] -88.8 [B] -40.7 [C] 88.8 [D] 373 [E] -134

11. The normal boiling point of C₂Cl₃F₃ is 47.6 Â°C and its molar enthalpy of vaporization is 27.49 kJ/mol. What is the change in entropy in the system in J/K when 20.2 grams of C₂Cl₃F₃ vaporizes to a gas at the normal boiling point?

[A] 27.5 [B] -4.19 [C] 4.19 [D] 9.23 [E] -9.23

12. The thermodynamic quantity that expresses the extent of randomness in a system is __

[A] entropy [B] enthalpy [C] bond energy [D] heat flow [E] internal energy

Hi Everyone,

I am wondering, if my homework isright...Please let me know if it is! Thanks!

1.Compare the properties of the blue and red ends of the visiblespectrum. The blue end:

A. is higher in energy thanthe red end

B. has a lower frequency than the red end

C. has a longer wavelength than the red end

D. all of the above are correct

E. none of the above is correct

2.Emission of light from an atom occurs when an electron

A. moves up one energy level

B. climbs up two energy levels

C. moves around the nucleus at an increased speed

D. moves from a higher to a lower energy level

E. gains a photon as it goes from a higher to alower energy level

3.Which of the following electron transitions corresponds to emissionof the longest wavelength light?

A. from n = 3 to n = 2

B. from n = 1 to n = 5

C. from n = 4 to n = 2

D. from n = 1 to n = 2

E. from n = 5 to n = 1

4.Emission from an excited Hg atom emits at 254 nm. What is thefrequency of this light?

A: 1.18e15 sec^-1

B: 1.18e15 sec

C: 1.18e6 sec^-1

D:1.18e6 sec

5.Order the following elements in terms of increasing ionization energy:Ar, Cl, Na, S

A: Na, S, Ar, Cl

B: Cl, Ar, S, Na

C: Ar, Cl, S, Na

D: Na, S, Cl, Ar

6.Order the following elements in terms of decreasing electronaffinity (note that a decreasing electron affinity, refers to anincreasing tendency to want to capture an electron): Ar, Cl, Na,S

A: Na, S, Ar, Cl

B: Cl, Ar, S, Na

C: Cl, S, Na, Ar

D: Ar, Na, S,Cl

7.Order the following elements in terms of increasing atomic radii:Ar, Cl, Na, S

A: Na, S, Ar, Cl

B: Cl, Ar, S,Na

C: Ar, Cl, S, Na

D: Na, S, Cl, Ar

8.What is the correct electronic structure for Calcuim?

A 1s2, 2s2 2p6 3s2 3p4 4s2

B:1s2 2s2 2p6 3s2 3p6 4s2

C:1s2 2s2 2p6 3s2 3p6 4d2

D:1s2 2p6 3d10 4f2

9.Order the following compounds in terms of increasingpolarity.

CO,CCl₄, NaCl, H₂O

A. CCl₄, CO, H_Â2O, NaCl
B. NaCl, H₂O, COCCl₄,
C. CO, CCl₄, H_Â2O, NaCl
D. NaCl, H₂O, CCl₄, CO

10. How manyvalence shell electrons are in the moleculeCCl₄?

A. 8 D: 40

B.18 E: 74

C. 32

Its due soon, andI am tired from studying for finals, so I don't think these areright but hopefully you can help me! Thanks! =)

silvermuskrat207

Help me solve this

CHEM 110 Study Guide - Final Guide: Crystal Field Theory, Paramagnetism, Network Covalent Bonding

CHEM 110 Full Course Notes

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