Gebhardt---atoms And Atomic Structure Notes Check
5 Questions
| Attempts: 165
Questions and Answers
- 1.What are most atoms made of?
- A.
Molecules
- B.
Water
- C.
Protons, neutrons and electrons
- D.
None of the above
- 2.What is the charge given to electrons?
- A.
Negative
- B.
No charge
- C.
Positive
- D.
None of the above
- 3.Which of the following has the smallest mass?
- A.
Proton
- B.
Electron
- C.
Neutron
- D.
They all have the same mass and there is no difference
- 4.Sodium is an element that makes up table salt. Its atomic number is 11 and its atomic mass is 22.999. How many neutrons does this Sodium atom have?
- A.
10
- B.
11
- C.
12
- D.
13
- 5.Using the sodium: Atomic number of 11 and Atomic Mass of 22.999; how many electrons would Sodium have?
- A.
10
- B.
11
- C.
12
- D.
13
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