What is the main reason for comparing the boiling points of H2O and H2S?

Electronegativity and Molecular Properties

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Chemistry
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9th - 10th Grade
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Hard

Aiden Montgomery
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To explore the difference in their boiling points
To analyze their color differences
To compare their molecular weights
To understand their chemical reactions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molecular geometry of both H2O and H2S?
Trigonal planar
Bent
Linear
Tetrahedral
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do lone pairs affect the molecular geometry of H2O and H2S?
They increase the molecular weight
They occupy space and push hydrogen atoms down
They make the molecules linear
They change the color of the molecules
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is more electronegative, oxygen or sulfur?
Sulfur
Both are equally electronegative
Neither is electronegative
Oxygen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the difference in electronegativity between oxygen and sulfur affect H2O and H2S?
It has no effect on polarity
It makes H2O less polar
It makes H2S more polar
It makes H2O more polar
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of bonding causes water molecules to stick together?
Ionic bonding
Metallic bonding
Covalent bonding
Hydrogen bonding
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is water considered a very polar molecule?
Because it is a gas at room temperature
Because of the negative side around oxygen and positive side around hydrogens
Due to the high electronegativity of hydrogen
Because of its linear shape
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