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Periodic Groups and Valence Electrons

Authored by Charles Martinez

Chemistry

8th Grade

NGSS covered

Periodic Groups and Valence Electrons
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25 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many valence electrons do atoms in group 16 have?

4
5
6
7

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What group has 2 valence electrons for each atom?

group 1
Alkaline Earth Metals
Transition Metals
Halogens

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many valence electrons does Argon (Ar) have?

2
8
18
40

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What element has 3 valence electrons and is in period 4?

Aluminum
Gallium
Silicon
Germanium

Tags

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When you combine a metal + nonmetal, you create this type of bond

Covalent
Metallic
Alloy
Ionic

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What element has 7 valence electrons and is in period 2?

Beryllium
Chlorine
Magnesium
Fluorine

Tags

NGSS.HS-PS1-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the ionic charge for an atom with 3 EXTRA electrons?

-3
0
+3
-2

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