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1) feso4 is commonly used to treat iron deficiency. which of the following is the correct
name for this compound?
a.iron sulfate
b.iron(ii) sulfate
c.iron(iii) sulfate
d.iron sulfur tetroxide
2) which of the following types of orbitals can hold 10 electrons when filled?
a.s
b.p
c.d
d.f
3) cobalt-60 is a radioactive isotope sometimes used in the treatment of cancer. which
of the following statements is true about an atom of cobalt-60?
a.it contains 27 neutrons.
b.it contains 27 protons.
c.it contains 60 neutrons.
d.it contains 60 protons.
4) which of the following molecules is(are) polar?
a.h2o
b.co2
c.both of them
d.neither of them
5) agcl is a chemical commonly used in photography. what is the correct name for agcl?
a.monosilver monochloride
b.silver chloride
c.silver chlorine
d.silver monochlorine
6) lymphocytes are a specialized type of which of the following?
a.erythrocytesc.thrombocytes
b.leukocytesd.none of these
7) examine the following diagram of a kidney nephron and the surrounding circulatory
system.
blood enters the capsule and glomerulus. which of the following components of the
blood will eventually pass to the proximal tubule?
a.red blood cellsc.leukocytes
b.protein moleculesd.sugars
8) which of the following ions has the same electronic configuration as argon?
a.k2+
b.ca+
c.both a and b
d.neither a nor b
9) which of the following molecules is(are) polar?
a.ccl4
b.ch2cl2
c.both of them
d.neither of them
10) the tin compound used to strengthen teeth has the formula snf2. which of the
following is the common name for this compound?
a.stannic fluoride
b.stannous fluoride
c.tin fluoride
d.tin(ii) fluorine
11) how many orbitals are there in the 3d subshell?
a.3
b.5
c.7
d.8
12) a 150 lb man has approximately what volume of whole blood in his body?
a.3 lc.9 l
b.6 ld.12 l
13) which of the following situations is most likely to result in formation of a covalent
bond?
a.when an electrically positive species interacts with an electrically negative species
b.when two nonmetallic elements interact to form a compound
c.when two electrically negative species interact
d.when two electrically positive species interact
14) a compound used in the treatment of manic depression has the formula li2co3.
which of the following is the correct name for this compound?
a.dilithium carbonate
b.lithium carbon trioxide
c.lithium carbonate
d.lithium carboxide
