Mackillop College Chemistry Revision 2
Authored by Fred O'Leary
Science
8th - 11th Grade
Used 16+ times
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52 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Look at this picture of Argon off the periodic table. Which of the following is true for this element?
18 protons
40 protons
22 protons
21.9 protons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Look at this picture of Argon off the periodic table. Which of the following is true for this element?
18 neutrons
40 neutrons
22 neutrons
21.9 neutrons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Look at this picture of Argon off the periodic table. Which of the following is true for this element when it is neutral?
18 electrons
40 electrons
22 electrons
21.9 electrons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of an atom is used to identify it?
number of protons
number of neutrons
number of electrons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you have an ion of an atom, O-2 for example, what has changed in the atomic structure?
Number of protons
Number of neutrons
Number of electrons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you have a negative ion of an atom, O-2 for example, do you have a higher number of protons or electrons?
Number of protons
Number of electrons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you have a positive ion of an atom, Na+1 for example, do you have a higher number of protons or electrons?
Number of protons
Number of electrons
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