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Yr 9 Chemical Science: Periodic Table, Protons, Neutrons and Electrons Flashcards | StudBud
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Yr 9 Chemical Science: Periodic Table, Protons, Neutrons and Electrons
Yr 9 Chemical Science: Periodic Table, Protons, Neutrons and Electrons
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Year 9 High School Chemistry
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
On what side of the table are metals located?
Top
Bottom
Right
Left
2
How many neutrons does Flourine have? (round to the nearest whole number)
9
11
10
19
3
How many electrons does Lithium have?
4
6
3
7
4
If an element has 30 protons, how many electrons does it have?
30
22
10
55
5
The atomic number tells us the number of protons and the number of electrons?
False
True
6
What is the element symbol for Potassium?
Pa
Po
P
K
7
What is the Element Symbol for Sodium?
Na
So
Sa
S
8
In Group 4 are: C (carbon), Ge (germanium), Sn (tin) and ....
Ag (Silver)
Pb (lead)
U (uranium)
O (oxygen)
9
On the Periodic Table groups are shown in the ....
Diagonal
Rows
Columns
10
What is inside the nucleus of an atom?
Neutrons
Protons and Neutrons
Protons
Protons and Electrons
11
Electrons are in
electron coats
electron shells
electron shields
electron eggs
12
Protons are negatively charged.
True
False
13
An element is made up of a single type of atom?
False
True
14
The 26th element on the periodic table is ________ because it has 26 protons?
Au (Gold)
I (Iodine)
Ca (Calcium)
Fe (Iron)
15
How many electrons does Calcium have?
22
40
21
20
