Chemistry Fall Semester Review

Chemistry Fall Semester Review

Assessment

Flashcard

Chemistry

10th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

How many valence electrons does sulfur have?

Back

Sulfur has 6 valence electrons.

2.

FLASHCARD QUESTION

Front

Which element has the smallest atomic radius?

Back

Neon (Ne) has the smallest atomic radius.

3.

FLASHCARD QUESTION

Front

What is the name of ZnCl2?

Back

The name of ZnCl2 is zinc (II) chloride.

4.

FLASHCARD QUESTION

Front

What is the correct formula for copper(I) cyanide?

Back

The correct formula for copper(I) cyanide is CuCN.

5.

FLASHCARD QUESTION

Front

How do you calculate the average atomic mass of an isotope?

Back

Average atomic mass = (mass1 * %abundance1) + (mass2 * %abundance2).

6.

FLASHCARD QUESTION

Front

What is the average atomic mass of an element with isotopes of 38.0 amu (67%) and 36.0 amu (33%)?

Back

The average atomic mass is 37.3 amu.

7.

FLASHCARD QUESTION

Front

Define valence electrons.

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in chemical bonding.

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?