WorksheetsFall Semester Review
Total questions: 67
Worksheet time: 2hrs 35mins
Measurements: 24.9, 25.2, 25.1, 24.8
True Value: 25.0
These measurements are…
Accurate, but not precise
Precise, but not accurate
Both precise and accurate
Neither precise nor accurate
WHAT IS THE VOLUME?
36
36.5
37.0
36.0
An atom of iodine has 7 valence electrons. What will an atom of iodine MOST likely do to be stable?
Lose 1 electron
Lost 7 electrons
Gain 1 electron
Neither gain nor lose any valence electrons
What type of bond is formed when atoms share electrons?
Covalent
Ionic
Hydrogen
Polyatomic
What is the mass number for the isotope shown?
29
34
63
92
How many neutrons are in the nucleus of copper-63?
29
34
63
92
How close a measurement or a set of data is to the true value is called..
Accuracy
Precision
Significant
Estimate
Which of the choices is the best measurement to write for the blue line pictured when using proper metric measurement technique?
3.57
30.57
30.7
35.7
Which of the following is an example of a physical change?
Physical property
Color
Physical property
Melts at 145 °C
Physical property
Good conductor of heat
Chemical property
Burns easily (flammable)
Chemical property
Reacts violently with chlorine
Has definite volume
Takes the shape of its container
particles slide past each other at medium speed
solid
liquid
gas
Has no definite shape
Has no definite volume
fast moving particles that are far apart
solid
liquid
gas
Has no definite shape
Has no definite volume
fast moving particles that are far apart
solid
liquid
gas
What is the ion formed from Sulfur? If it has 6 valence electrons.
S+2
S-2
S+6
S-6
A Bromine ion gains 1 electron, which of the following is the correct symbol for a Bromine ion?
Br-1
Br+1
Br+7
Br-7
When an atom loses a valence electron, it becomes a _____________ ion.
positive
negative
neutral
polyatomic
1s2 2s2 3p5
1s2 2s2 3d5
1s2 2s2 2p5
1s2 2p5
This orbital diagram represents the electron configuration for:
By replacing the element symbol, this could be a diagram of which element?
Li
Al
C
Be
What is the noble gas configuration for Cobalt?
[Kr] 4s2 3d7
[Kr] 4s2 4d7
[Ar] 4s2 3d7
[Ar] 4s2 4d7
Which of the following particles are located in the nucleus of the atom? (You may select more than one answer.)
proton
neutron
electron
Name this group: These metals are the second most reactive.
Name this group: These metals are the most reactive.
What is the most reactive nonmetal?
Iodine
Fluorine
Chlorine
Bromine
Which color on the image of the periodic table corresponds with the noble gases?
Black
Red
Blue
Orange
N or C?
Which of the following has the greatest Atomic Radii?
Rb
In
Sb
Xe
Which of the following elements will most likely form cations?
Oxygen
Iodine
Magnesium
Sulfur
Which element's atom is larger? Nitrogen or Phosphorus?
Nitrogen
Phosphorus
Which element's atom is the smallest?
Rhodium
Silver
Cadmium
Tin
Name the following compound: NaCl
(a)
Write the name of the following compound: CaSO4
(a)
Octanitrogen tetroxide
N2O
CS2
monocarbon disulfide
carbon bisulfide
carbon disulfide
carbon disulfer
monocarbon sulfide
SCl6
sulfur hexachloride
monosulfur hexachloride
sulfide hexachloride
sulfur heptachloride
sulfur chloride
P4H7
tetraphosphorus heptahydrogide
phosphorus heptahydride
tetraphosphorus heptahydride
tetraphosphorus hexahydride
tetraphosphorus heptahydrogen
The name for Al(OH)3 is
aluminum(III) hydroxide
aluminum trihydroxide
aluminum hydroxide
monaluminum trihydroxide
aluminum(I) hydroxide
How would you name the compound CuSO4?
copper(II) sulfate
copper sulfate
copper(III) sulfate
copper(II) sulfide
Name the compound CuO
copper (II) oxide
copper oxide
copper (I) oxide
carbon uranium oxide
Select the correct Lewis structure for Li2O:
Electrons located on the outermost shell are called _________ electrons
Hybrid
Atomic
Neutral
Valence
What do we call electrons that move freely in a metallic bond?
sea of electrons
lone electrons
unpaired electrons
covalent electrons
