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Atoms and the Periodic Table
Atoms and the Periodic Table
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Ohio Science Fusion Unit 7 Part 1
Flashcards
26 cards
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Questions
26
Answers
1
What is the name of an element that is shiny and conducts heat and electricity well?
metal
non-metal
solid
metalloid
2
A row on the Periodic Table is also called a:
Period
Group
3
How did Moseley change the periodic table that Mendeleev made?
He ordered the elements by mass number.
He made Mendeleev's table into a circle
He ordered the elements by atomic number.
He added extra decimal places to the mass.
4
A particle in an atom that has a negative charge
neutron
nucleus
electron
proton
5
This number on the periodic table tells us the number of protons in an atom of an element
atomic number
mass number
atomic mass
average atomic mass
6
A column on the Periodic Table is also known as a:
group
period
7
A particle in an atom that has no charge
electron
neutron
proton
nucleus
8
The smallest particle into which an element can be divided and still be the same element is
an element
an electron
an atom
a neutron
9
How many protons are in a Carbon atom?
6.011
12.011
6
10
What is the atomic number of Beryllium?
9
5
4
13
11
What is an element that has properties of both metals and nonmetals called?
metal
solid
metalloid
non-metal
12
What is the atomic number of Tin?
50
118.71
118
67.71
13
What is the mass number of Beryllium?
5
9
13
4
14
How many electrons are in a Carbon atom?
12
6
6.011
12.011
15
A particle in an atom that has a positive charge
electron cloud
neutron
proton
electron
16
What is the chemical symbol of Tin?
Ti
ti
sn
Sn
17
An atom of Copper has 29 protons and 35 neutrons. What is the mass number of Copper?
6
29
35
64
18
This scientist believed electrons moved around the nucleus in circular paths.
John Dalton
Niels Bohr
J.J. Thompson
Ernest Rutherford
19
A neutral atom of Copper has 29 protons and 35 neutrons. How many electrons does Copper have?
6
64
29
35
20
This philosopher came up with the idea of "
atomos."
Aristotle
Democritus
Niels Bohr
John Dalton
21
How many neutrons are in a hydrogen atom?
0.0078
1
0
1.0078
22
How many neutrons are in a carbon atom?
12
6
12.011
6.011
23
What is a brittle element that does not conduct heat and electricity well called?
non-metal
solid
metalloid
metal
24
How many protons are in a Hydrogen atom?
0.0078
1.0078
2
1
25
This scientist believed an atom was a positively charged mass with negative particles mixed in
Niels Bohr
J.J.Thompson
Ernest Rutherford
Dalton
26
An atom of Copper has 29 protons and 35 neutrons. What is the atomic number of Copper?
64
35
29
6
