Review Question Preview (ID: 58432)
Reviewing Atoms, Bohr, And Periodic Table.
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What is the basic structure of an atom?
a) Protons and electrons in the nucleus with neutrons orbiting in a cloud.
b) Electrons and neutrons in the nucleus with protons orbiting in a cloud.
c) Protons and neutrons in the nucleus with electrons orbiting in a cloud.
d)
How is an atom's mass calculated?
a) The mass is found by adding the number of neutrons to the number of protons.
b) The mass is found by adding the number of neutrons to the number of electrons.
c) The mass is found by adding the number of electrons to the number of protons.
d)
Which subatomic particles are electrically charged?
a) Protons are negatively charged and so are electrons.
b) Protons are positively charged and electrons are negatively charged.
c) Electrons are positively charged and protons are negatively charged.
d)
How do protons determine an atom's identity?
a) The number of protons is the same as the atomic number.
b) The number of neutrons is the same as the atomic number.
c) The number of protons plus neutrons is the same as the atomic number.
d)
Where are the three main subatomic particles located?
a) Protons are in the nucleus, electrons are in the nucleus and neutrons are outside the nucleus.
b) Electrons are in the nucleus, neutrons are in the nucleus and protons are outside the nucleus.
c) Protons are in the nucleus, neutrons are in the nucleus and electrons are outside the nucleus.
d)
What makes up an element?
a) Atoms
b) Only protons
c) Only neutrons
d) Only electrons
The rings of an atom are referred to as
a) Orbitals
b) Shells
c) Both
d) Neither
What is the mass of a neutron?
a) Two amu
b) One amu
c) 1/2000 amu
d)
Describe the symbol of an element.
a) The capital letter with sometimes a lower case letter in the outside of the box.
b) The capital letter with sometimes a lower case letter in the middle of the box.
c) The capital letter with a lower case letter in the middle of the box.
d)
What does the number of protons tell about the element?
a) the atomic number
b) the number of neutrons
c) the number of shells
d)
q
a) a
b)
c)
d)
q
a) a
b)
c)
d)
q
a) a
b)
c)
d)
q
a) a
b)
c)
d)
q
a) a
b)
c)
d)
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