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Chemical Formulas and Atom Counts Review

Chemical Formulas and Atom Counts Review

Assessment

Flashcard

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula for sulfur trioxide?

Back

SO₃

2.

FLASHCARD QUESTION

Front

How many atoms of oxygen are in a molecule of sulfur trioxide (SO₃)?

Back

3

3.

FLASHCARD QUESTION

Front

Ionic bonds form between metals and which type of element?

Back

Nonmetals

4.

FLASHCARD QUESTION

Front

What is the total number of atoms in the formula Pb(NO₃)₂?

Back

9

5.

FLASHCARD QUESTION

Front

What is the charge on the iron ion in the salt Fe₂O₃?

Back

3+

6.

FLASHCARD QUESTION

Front

In the formula for calcium chloride (CaCl₂), how many atoms of calcium are present?

Back

1

7.

FLASHCARD QUESTION

Front

What does the subscript in a chemical formula indicate?

Back

The number of atoms of the element in one molecule.

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