What does a chemical formula indicate about a compound?

Empirical and Molecular Formulas

Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The color of the compound
The taste of the compound
The elements present and their quantities
The temperature at which it melts
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the empirical formula of a compound derived?
By adding more atoms to the molecular formula
By simplifying the ratio of atoms in the molecular formula
By multiplying the molecular formula by two
By changing the elements in the molecular formula
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the empirical formula for a compound with a molecular formula of C4H8?
C4H8
CH2
C2H4
C3H6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about empirical formulas?
They are always the same as molecular formulas
They provide the simplest ratio of elements in a compound
They indicate the type of bonds in a molecule
They show the exact number of atoms in a molecule
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What information does a structural formula provide?
The temperature at which it melts
The taste of the compound
The type of bonds and connections between atoms
The color of the compound
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a ball-and-stick model?
To show the taste of a compound
To indicate the temperature at which a compound melts
To represent the shape and connections of a molecule
To display the color of a compound
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which model is more accurate in showing the actual appearance of a molecule?
Empirical formula
Space-filling model
Structural formula
Ball-and-stick model
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