Elements Review
Authored by Amanda Grobe
Chemistry
8th Grade
NGSS covered
Used 109+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
An atom of the element Bromine has an atomic number of 35 and a mass number of 80. How many protons does an uncharged Bromine atom have?
45
40
115
35
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the atomic number of this element?
65
30
95
35
Tags
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The elements in group 1 of the periodic table are all called alkali metals. All alkali metals have the same
atomic number
atomic mass
number of ions
number of valence electrons
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In which period and group would you find this atom?
Period 2, Group 14
Period 4, Group 2
Period 6, Group 55
Period 1, Group 14
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many energy levels does Cesium have?
2
4
6
8
Tags
NGSS.HS-PS1-1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following could be the chemical symbol representing the element Bromine?
B
Br
Be
Bo
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many valence electrons does Magnesium have?
12
8
2
3
Tags
NGSS.HS-PS1-1
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