Atomic mass is equal to

a weighted average of natural isotopes

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

Atoms of an element can vary in the number of protons

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

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Chemistry Review 1-5

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Questions 25

Answers

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

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