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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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A #science khoot about the periodic Table
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
If I go down the periodic table will the families gain or loose electron levels (shells) ?
Gain electrons
Loose electrons
2
How many electrons can fit in the first energy level ?
2
8
18
3
Which of these are NOT listed on the periodic table?
Atomic weight
Element name
Atomic number
Atomic orbital radius
4
How many periods are in the periodic table ?
4
7
0
2
5
Elements in the periodic table are arranged by........
Number of neutrons
Atomic number
Chemical reactivity
Atomic weight
6
How many electrons does halogens have in they outershell ?
1
32
42
7
7
During the stage called chemical bonding does metals loose or gain valence electrons ?
Gain
Loose
8
What scientist came up with the concept of a periodic table ?
Albert Einstein
Antoine Lavoisier
Dmitri Mendeleev
Jason Priestly
9
The atomic number of an element tells you the number of _______ in a neutral atom.
Neutrons
Electrons
Protons
10
What is the atomic number of Hafnium(Hf) ?
178.49
72
11
The rows of the periodic table are called periods ?
False
True
12
which element would have 20 protons and 19 neutrons ?
Potassuim
Calcium
Sodium
13
About how many known elements are in the periodic table?
At least 100
At least 300
14
Where the transitional metals located on the periodic table ?
In the middle
On the right
Left side
15
Where are the metals & no metals located on the periodic table ?
Middle & Left
Everywhere
Left
Middle
16
What are the vertical columns on the periodic table ?
Brothers
Groups/Families
Sisters
Families
17
What does the number 3 indicates in this cell from the table ?
Atomic Mass
Number of protons
Number of neutrons
18
Where are the gasses located on the periodic table ?
Left
Everywhere
Right
Center
19
Which element is located in group 2 , period 3 ?
B
Be
Mg
20
What element stand alone and has its own family?
Noble Gasses
All of the elements in the periodic table
Earth Metals
Hydrogen
