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Empirical and Molecular Formula

Authored by Patricia Duarte

Chemistry

10th Grade

NGSS covered

Used 19+ times

Empirical and Molecular Formula
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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which pair has the same empirical formula?

NaCrO4 and Na2Cr2O7
C2H4O2 and C6H12O6
C3H6O3 and C2H6O2
CH4 and C2H6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A formula with the lowest whole # ratio of elements in a compound is called

empirical formula
chemical formula
covalent formula
molecular formula

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A chemical formula that shows the actual # and kinds of atoms present in one molecule of a compound is called_________

ionic formula
covalent formula
empirical formula
molecular formula

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

C2H6

Empirical
Molecular

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

C6H12

Empirical
Molecular

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the empirical formula for the following molecular formula: C5H12

C5H12
CH3
CH2
C2.5H6

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which pair has the same empirical formula?

NaCrO4 and Na2Cr2O7
C2H4O2 and C6H12O6
C3H6O3 and C2H6O2
CH4 and C2H6

Tags

NGSS.HS-PS1-7

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