Yr 9 Chemical World Pre-Test
Chemistry
9th Grade
Used 167+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the symbol for hydrogen gas?
H
Hy
h
HY
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The atomic mass of lithium is 7 and the atomic number of lithium is 3. How many protons does lithium have?
7
3
4
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The atomic mass of lithium is 7 and the atomic number of lithium is 3. How many neutrons does lithium have?
7
3
4
10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The atomic mass of lithium is 7 and the atomic number of lithium is 3. How many electrons does lithium have?
7
3
4
10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a subatomic particle?
Proton
Nucleus
Neutron
Electron
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the rows of the Periodic Table called?
Periods
Groups
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the columns of the Periodic Table called?
Periods
Groups
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