Semester 1 Exam Review part 2

Semester 1 Exam Review part 2

Assessment

Flashcard

Chemistry

7th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

16 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Convert 79,000 inches to km (1 km = 0.621 mile and 1 mile = 5280 feet)

Back

2.01 km

2.

FLASHCARD QUESTION

Front

What Model of the atom is represented here?

Back

Bohr

3.

FLASHCARD QUESTION

Front

The gold foil experiment led to the conclusion that each atom in the foil was composed of mostly empty space because most alpha particles directed at the foil ____

Back

passed through the foil

4.

FLASHCARD QUESTION

Front

While J. J. Thomson was carrying out experiments on cathode rays, he determined that the rays consisted of particles he called 'corpuscles.' These particles were later named —

Back

electrons

5.

FLASHCARD QUESTION

Front

Who first proposed the concept of a small indivisible particle that makes up everything in the universe?

Back

Democritus

6.

FLASHCARD QUESTION

Front

What is the definition of an atom?

Back

The smallest unit of a chemical element, consisting of a nucleus surrounded by electrons.

7.

FLASHCARD QUESTION

Front

What is the significance of the gold foil experiment?

Back

It demonstrated that atoms have a small, dense nucleus and are mostly empty space.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?