PRACTICE TEST Copyright ©The McGraw-Hill Companies, Inc. Permission required for reproduction or display

PRACTICE TEST

Copyright ©The McGraw-Hill Companies, Inc. Permission required for reproduction or display.

Give the n and l values and the number of orbitals for the following sublevels:

a) 5s b) 3p c) 4f

QUANTUM THEORY AND ATOMIC STRUCTURE

Are the following quantum numbers allowed? In not, show ways to correct them.a) n = 1, l = 0, ml = 0

b) n = 5, l = 2, ml = +3

c) n = 2, l = 2, ml = +1

QUANTUM THEORY ATOMIC STRUCTURE

Arrange each set in order of increasing atomic size:

a) C, O, Be b) Mg, K, Ca

ATOMIC STRUCTURE CHEMICAL PERIODICITY

Write the full ground state electron configuration for:a) Rb b) Ar


Draw an orbital diagram showing valence electrons and write the condensed ground state electron configurations for each:

a) Ba b) Ag

ALKENE DIMERIZATION AND OLIGOMERIZATION

Which element in each of the following sets would you expect to have the highest IE2?

A) Na, Mg, Al B) Na, K, Fe C) Sc, Be, Mg


Which element would you expect to be more metallica) Ca or Rb b) In or Al c) Mg or Ra


Write the ground state electron configuration of the following transition metal ions and state which are paramagnetic:

a) V+3 b) Cd+2 c) Co+3 d) Ag+


Rank the following in order of increasing size:

A) Li+, K+, Na+ B) Se2-, Rb+, Br-


State whether the type of bonding in the following compounds is best described as ionic or covalent:

ICl3 N2O LiCl

CHEMICAL BOND

Draw the Lewis electron-dot symbol for the following:

Rb Si I

CHEMICAL BOND

For each pair, circle the compound with the lower lattice energy.

CaS or Bas NaF or MgO

CHEMICAL BOND

Using the periodic table only arrange the members of each set in order of increasing bond strength:

H-F, H-I, H-Cl C-N, C-N, CN

CHEMICAL BOND

State whether the type of bonding in the following compounds is best described as ionic or covalent:

ICl3 N2O LiCl

CHEMICAL BOND

Using periodic table only, arrange the elements in each set in order of increasing electronegativity:

S, O, Si Ca H F

CHEMICAL BOND

Indicate the polarity of each bond using a polarity arrow:

Br-Cl, F-Cl, H-O

CHEMICAL BOND

Draw the Lewis Structure for:

A) PH3 B) COF2

SHAPE MOLECULES

Draw the Lewis structures of all the important resonance form of NO2

+ N3-

SHAPE MOLECULES

Draw a Lewis structure for ClO2-, show formal charges

and oxidation number of the atoms.

SHAPE MOLECULES

Determine the electron group arrangement, molecular shape and ideal bond angles for each of the following:

SO3 IF4-

SHAPE MOLECULES

Which molecule in each pair has the greater dipole moment:

ICl or IF, HBr or HCl

SHAPE MOLECULES

What is the hybridization of carbon in each of the following:

CO32- C2O4

2-

SHAPE MOLECULES

Use MO and bond orders you obtain from them to answer:A) Is Be+2 stable? B) is Be+2 diamagnetic?B) What is the outer (valence electron) configuration for

Be+2?

SHAPE MOLECULES

SHAPE MOLECULES

CHEMICAL BOND

CHEMICAL BOND

TRANSFORMATION OF ALKENES AND ALKYNES






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PRACTICE TEST Copyright ©The McGraw-Hill Companies, Inc. Permission required for reproduction or display