Intro To Chapter 2 Quiz
14 Questions
| Attempts: 75
Questions and Answers
- 1.11BHow many protons?
- A.
4
- B.
5
- C.
6
- D.
10
- E.
11
- 2.11BHow many electrons?
- A.
4
- B.
5
- C.
6
- D.
10
- E.
11
- 3.11BHow many neutrons?
- A.
4
- B.
5
- C.
6
- D.
10
- E.
11
- 4.18O-2How many protons?
- A.
7
- B.
8
- C.
9
- D.
10
- E.
18
- 5.18O-2How many electrons?
- A.
7
- B.
8
- C.
9
- D.
10
- E.
18
- 6.18O-2How many neutrons?
- A.
7
- B.
8
- C.
9
- D.
10
- E.
18
- 7.If an element has 11 protons, 12 neutrons and 10 electrons, what is the element?
- A.
Neon
- B.
Sodium
- C.
Magnesium
- D.
Carbon
- E.
Oxygen
- 8.If an element has 11 protons, 12 neutrons and 10 electrons, what is its atomic mass?
- A.
20
- B.
21
- C.
22
- D.
23
- E.
24
- 9.If an element has 11 protons, 12 neutrons and 10 electrons, what is its atomic number?
- A.
10
- B.
11
- C.
12
- D.
21
- E.
23
- 10.If an element has 11 protons, 12 neutrons and 10 electrons, what is its net charge?
- A.
-2
- B.
-1
- C.
0
- D.
+1
- E.
+2
- 11.18O and 16OThese two atoms are...
- A.
Ions
- B.
Radicals
- C.
Isotopes
- D.
Acids
- E.
Neutrons
- 12.42Ca+2For this atom, how many electrons?
- A.
18
- B.
19
- C.
20
- D.
21
- E.
22
- 13.42Ca+2For this atom, how many neutrons?
- A.
18
- B.
19
- C.
20
- D.
21
- E.
22
- 14.42Ca+2For this atom, if you were to add one proton, which of the features of the atom would change?
- A.
42
- B.
Ca
- C.
+2
- D.
Ca and 42
- E.
Ca, 42, and +2
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