What is the atomic number of iron?
Atom Structure, elements, compounds... Review
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Atom Structure, elements, compounds... Review
Quiz
•
Science
•
8th - 9th Grade
•
Hard
Tony Erni
Used 13+ times
FREE Resource
22 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
2.
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30 sec • 1 pt
What is the atomic mass of iron?
3.
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30 sec • 1 pt
How many electrons will iron have?
4.
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1 min • 5 pts
How many neutrons will iron have?
5.
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30 sec • 1 pt
An atom has 25 protons and 35 neutrons. What is the atomic number?
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
An atom has 19 neutrons and 21 electrons. What is the atomic mass?
7.
FILL IN THE BLANK QUESTION
1 min • 5 pts
NaNO3 - has how many different elements in it?
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