Empirical and Molecular Formulas
Authored by TRACEY RANKIN
Chemistry
11th Grade
NGSS covered
Used 27+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Empirical and molecular formulas are never the same for any compound.
True
False
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is the empirical formula of the compound?
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
If you know the empirical formula of the compound, then you know the smallest whole-number ratio of the elements in that compound.
True
False
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The actual chemical formula for 3 compounds is shown below. Select the compound that has an identical empirical and molecular formula.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A whole-number ratio exists between the molecular formula and the empirical formula of a compound.
True
False
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the ratio of carbon to hydrogen atoms in both ethyne and styrene?
1:1
1:2
2:2
2:1
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