Unit 2 Review

Unit 2 Review

7th - 11th Grade

15 Qs

quiz-placeholder

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Unit 2 Review

Unit 2 Review

Assessment

Quiz

Science

7th - 11th Grade

Medium

Created by

Katie Braymiller

Used 2+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many valence electrons are in the electron configuration 1s22s22p63s23p4?

2

4

6

16

2.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

What did Rutherford discover about atoms?

An atom is always negatively charged.

An atom is mostly empty space, but has a dense positively charged center(nucleus).

An atom is always positively charged.

All particles will pass straight through gold foil with no change in path.

3.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Cations have what charge?

+

-

4.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Media Image

How many valence electrons are represented here?

7
5
2
8

5.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Media Image

How many valence electrons are in the atom shown in the picture?

2

3

5

6.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

What atom matches this electron configuration?
1s22s22p63s23p64s23d10

Zinc
Copper
Nickel
Germanium

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is this element? 
[Ar]4s2

Calcium
Sodium
Scandium
Titanium

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