Atoms Question Preview (ID: 53167)
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Which of the following is not matter?
a) crash of cymbol
b) water in stream
c) ice
d) air in your lungs
Most of the mass in an atom is in the _______.
a) electron cloud
b) nucleus
c) protons
d) neutrons
Most of the space in an atom is in the _________.
a) electron cloud
b) nucleus
c) protons
d) neutrons
A neutral atom has equal ___________.
a) protons and neutrons
b) protons and electrons
c) neutrons and electrons
d) protons, neutrons, and electrons
Protons have a _______ charge.
a) positive
b) negative
c) neutral
d) full
Neutrons have a _______ charge.
a) positive
b) negative
c) neutral
d) static
Electrons have a _______ charge.
a) positive
b) negative
c) neutral
d) phone
Protons and neutrons are located in the ______.
a) electron cloud
b) periodic table
c) nucleus
d) energy levels
Protons and neutrons each weigh _____ AMU.
a) 1/1000
b) 1/10
c) 1
d) 10
Electrons weigh _____ AMU.
a) 1/1000
b) 1/10
c) 1
d) 10
The atomic number is at the _____ of the element square on the periodic table and is equal to the number of ______.
a) bottom; protons
b) top; electrons
c) bottom; neutrons
d) top; protons
Atomic mass is at the _____ of the element square on the periodic table and is equal to the number of ______.
a) top; protons
b) bottom; protons and neutrons
c) top; electrons
d) bottom; electrons
_____ are poor conductors, are dull, and are on the right side of the periodic table.
a) metals
b) metalloids
c) nonmetals
d) solids
_____ are good conductors, are shiny, and are on the left side of the periodic table.
a) metals
b) metalloids
c) nonmetals
d) gases
_____ have characteristics of both metal-types and are on a zigzag line down the middle of the periodic table.
a) metals
b) nonmetals
c) metalloids
d) state of matter
What is the atomic number of sodium?
a) 1
b) 11
c) 22
d) 23
What is the atomic mass of sodium?
a) 11
b) 12
c) 22
d) 23
How many protons are in sodium?
a) 11
b) 12
c) 22
d) 23
How many electrons are in sodium?
a) 11
b) 12
c) 22
d) 23
How many neutrons are in sodium?
a) 11
b) 12
c) 22
d) 23
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