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WorksheetsMidterm Review
Total questions: 37
Worksheet time: 26mins
________________________ have the strongest intermolecular forces of attraction.
Dipole- Dipole
Dispersion
Hydrogen Bonds
A bond between a metal and nonmetal
Ionic
Covalent
Metallic
Hydrogen
bond between a nonmetal and a nonmetal
covalent
ionic
metallic
hydrogen
atom with a positive charge
cation
anion
onion
cowion
What element is at [Xe] 6s2
Barium
Caesium
Bromine
Boron
Isotopes are...
atoms with a different mass
atoms that have a charge
atoms that do not have electrons
atoms that have extra electrons
Who arranged the first periodic table?
Mendeleev
Thompson
Moseley
Dalton
Who was responsible for the gold foil experiment that found that the atom is mostly empty space?
Dalton
Bohr
Rutherford
Moseley
Atomic radius is largest at which element?
Fr
F
He
Rn
Will density change if you cut an object in half?
yes
no
depends
Which of the following is a homogenous mixture?
kool-aid
salad
pizza
snickers bar
a physical change...
will always have a color change
stays the same substance
will change the identity of the substance
is always irreversible
Which VSEPR shape represen ts CF4
Tetrahedral
Trigonal pyramidal
Bent
Trigonal planar
What should you do after a lab if you have leftover chemicals?
pour them down the drain
pour into a jar containing something else
put it in a watebasket lined with baking soda
ask you teacher
How much is the mass?
200
120
121
120.9
What is the correct way to measure liquids using a graduated cylinder?
at the meniscus of the liquid
at the highest part of the liquid
at the sides of the liquid
looking down from the top
How many sigfigs should your answer be: 40.5/543.443=
1 sigfig
3 sigfigs
6 sigfigs
1 decimal place
Which is a chemical property?
ability to rust
density
liquification (melting point)
a molecule containing 2 or 3 atoms
Which of the following is extensive?
gray
density
volume
non-metallic
A liquid has definite volume and ...
definite shape
indefinite shape
In a gas, the particles should be arranged...
far apart
tightly compacted
close, but not touching
Where are all three states of matter present at the same time?
A
B
e
d
Which section of the graph is a solid?
A
B
C
e
Classify the following as metal, nonmetal, and metalloid:
Br, Ba, B
nonmetal, metal, metalloid
metal, metal, metalloid
all metals
nonmetal, metalloid, metal
Which does NOT describe a transition metal
variable charges
solid at room temperature
malleable
forms salts with alkali metals
Which of the following does NOT describe noble gases?
unreactive
full outermost valence shell
group 18
solid at room temperature
Which element has the largest atomic radius: Sr, Cs, C, F
Sr
Cs
C
F
energy and _____ have a direct relationship, meaning that they increase or decrease at the same time.
frequency
wavelength
Which scientist's model showed electrons orbiting around the nucleus with the ability to jump energy levels?
Rutherford
Bohr
Thomson
Dalton
Which is most electronegative?
argon
chlorine
bromine
Iodine
An atom has an average atomic mass of 14.007. Which isotope would be most abundant? N-14 or N-15
N-14
N-15
they are the same
What is the name for Na2SO3
sodium sulfite
sodium sulfate
sodium (II) sulfide
sodium sulfur oxide
Whic hacid is this: H2SO4
sulfuric acid
sulfurous acid
hydrosulfic acid
hydrosulfuric acid
In NH3, if nitrogen has 5 valence electrons, will there be a lone pair on nitrogen?
yes, and it will be trigonal pyramidal
no and it will be trigonal planar
