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Ch 5 Review Games Part 1
Test Description: Ch 5 Phys Sci Review games
Instructions: Answer all questions to get your test result.
1) Mendeleev arranged the known chemical elements in a table according to increasing
A
# of p+
B
# of e-
C
mass
2) Which list of elements contains only metals?
A
tin, copper, cesium
B
carbon, iodine, tin
C
iodine, carbon, argon
3) Which of the following group 7A elements is most reactive?
A
Cl
B
F
C
I
4) Which of the following group 1A elements is most reactive?
A
Cs
B
Na
C
Li
5) The usefulness of Mendeleev's periodic table was confirmed by
A
the discovery of subatomic particles
B
the discovery of the nucleus
C
the discovery of elements with predicted properties
6) The standard on which the atomic mass unit is based on the mass of a
A
carbon-12 atom
B
chlorine-35 atom
C
neutron
7) Which general statement does NOT apply to metals?
A
most metals are brittle
B
most metals are good conductors of electric current
C
most metals are ductile
8) In a periodic table, a set of properties repeats from
A
group to group
B
row to row
C
element to element
9) Group 7A of the periodic table contains the
A
most reactive nonmetals
B
most reactive metals
C
least reactive metals
10) To keep them from reacting, some highly reactive elements are stored in
A
pure oxygen
B
liquid mercury
C
argon
11) Which statement is true about the metalloid silicon?
A
Silicon's ability to conduct electric current does not vary with temperature
B
Silicon is a better conductor of electric current than sulfur is
C
Silicon does not conduct electric current under any conditions
12) Mendeleev gave the name eka-aluminum to a (an)
A
mixture of aluminum and an unknown element
B
compound containing aluminum
C
unknown element he predicted would have properties similar to those of aluminum
13) Which statement is not true about the elements, F, Cl, and I
A
they are similar to noble gases
B
They are all halogens
C
they react easily with metals
14) Which halogen is most likely to react
A
F
B
Cl
C
I
15) Which element is found in nature only in compounds?
A
nitrogen
B
helium
C
sodium
*select an answer for all questions
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