1. Atomic Structure Pretest
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- Question 1 of 8
1. Question
In order for an atom to be neutral what has to be true?
- Question 2 of 8
2. Question
Match each part of the following diagram below:
Sort elements
- 12.011
- Carbon
- 6
- C
- Atomic mass
- Element name
- Atomic number
- Chemical symbol
- Question 3 of 8
3. Question
How is the number of neutrons in the nucleus of an atom calculated?
- Question 4 of 8
4. Question
An atom has an atomic number of 15 and a mass number of 31. How many protons are there in the atom?
- Question 5 of 8
5. Question
What is theĀ atomic numberĀ of the atom pictured?
- Question 6 of 8
6. Question
Which of the following determines the identity of an element?
- Question 7 of 8
7. Question
What are the two main parts of the atom?
- Question 8 of 8
8. Question
Match the following with their correct charge.
Sort elements
- +1
- -1
- neutral or no charge
- A proton
- An electron
- A neutron
