Isotopes of an atom have

the same number of protons but not neutrons

Atoms are composed of

a dense center with mostly empty space otherwise

Which is not a part of Dalton's Atomic Theory?

Atoms of an element can vary in the number of protons

Atomic mass is equal to

a weighted average of natural isotopes

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Chemistry Review 1-5

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Questions 25

Answers

1
The Atomic structure that first showed mostly empty space was the...
Rutherford's Model
Quantum Model
Bohr Model
Plum Pudding Model
2
The Atomic Model that first showed electrons behave as waves was the...
Rutherford's Model
Quantum Model
Bohr Model
Plumb Pudding Model
3
Atoms are made of
protons
electrons
all the above
neutrons
4
Photons of light are emitted when electrons fall to lower energy levels in...
Pauli Exclusion
Aufbau's Principle
Atomic Emission Spectrum
Photoelectric Effect
5
protons are found
in the electron cloud
in the neucleus
6
Atoms on the Periodic Table with a full octet are the...
Halogens
Alkali Metals
Alkali Earth Metals
Noble Gases
7
The process of a liquid becoming a gas
sublimation
melting
freezing
evaporation
8
The process of going from liquid to solid is
melting
freezing
boiling
sublimation
9
electrons are found in the
nucleus
electron cloud
10
Isotopes of an atom have
none of the above are correct
the same number of neutrons but not protons
the same number of protons and neutrons
the same number of protons but not neutrons
11
A charged particle is called a(n)
atom
molecule
ion
isotope
12
The Atomic Model that showed atoms as being solid was the...
Rutherford's Model
Quantum Model
Bohr Model
Plum Pudding Model
13
Atomic number is equal to
the number of neutrons
none of the above
total number of protons and neutrons
the number of protons
14
Which type of chemistry studies the chemistry of carbon based chemicals?
Inorganic Chemistry
Biochemistry
Organic Chemistry
Analytical Chemistry
15
As you move left to right on the Periodic Table the atomic radius...
Increases
Decreases
Need more information to answer
Stays constant
16
C-13 has how many neutrons
6
7
5
8
17
Electrons are emitted from atoms when excited by high enough frequency light photons in....
Atomic Emission Spectrum
Photoelectric Effect
Pauli Exclusion
Aufbau's Principle
18
As you move down the Periodic Table the Ionization energy will...
Increase
Decrease
Stay Constant
Need more information to answer
19
As you move left to right on the Periodic Table the electronegativity of the atom...
Stays Constant
Increase
Need more information to answer
Decrease
20
Which Type of Chemistry studies the chemistry within living organisms?
BioChemistry
Organic Chemistry
Analytical Chemistry
Inorganic Chemistry
21
Atoms are composed of
a dense center with mostly empty space otherwise
varies with the type of atom
A dense shell with a mostly empty center
positive solid jelly with spots of negative charged material
22
The Atomic Model that correctly calculated spacing of electron shells was the...
Bohr Model
Plum Pudding Model
Quantum Model
Rutherford's Model
23
all matter has
mass
neither mass or volume
volume
both mass and volume
24
Which is not a part of Dalton's Atomic Theory?
Atoms of an element can vary in the number of protons
All elements are made of atoms
Chemical reactions occur when compounds break apart and mix
Atoms of different elements form compounds in set ratios
25
Atomic mass is equal to
weighted average of the number of protons
number of neutrons
number of protons
a weighted average of natural isotopes

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