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Biblioteka

5L1- How Bonding & Geometry Determine a Substance’s Properties

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Posljednje ažuriranje over 3 years ago
7
Data Collection- Group Collaboration
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Conclusion- Individual Responses

Answer 5, 6, & 7 using the data you collected with your group.

These answers can be discussed with your group, but written responses must be your own.

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3

Use the PhET simulator to explore the bonds and geometries of different molecules, and investigate how those impact molecular properties.

LINK TO PhET

HAVE 1 PERSON AT YOUR TABLE OPEN THIS TO CREATE A COPY.

**SHARE THE COPY WITH EVERYONE AT YOUR TABLE**

Split the work for the molecules on the document and work together to complete the table.

Use pubchem to research molecular properties.

Pitanje 1
1.

Paste a screenshot of page 1 here.

Pitanje 2
2.

Paste a screenshot of page 2 here.

Pitanje 3
3.

Paste a screenshot of page 3 here.

Pitanje 4
4.

Paste a screenshot of page 4 here.

Pitanje 5
5.

What patterns did you notice about symmetry?

Hint: If molecules are symmetrical, what do they have in common? If they are not symmetrical, what did you notice?

Pitanje 6
6.

What patterns did you notice about bond types (polar or nonpolar)?

Possible sentence starters:

"I see that polar bonds seem to happen when....but non polar bonds..."

"Polar bonds show up with bond diploe arrows that...but..."

Pitanje 7
7.

What overall patterns did you notice about bonding & geometry (shape) and the molecular properties you found?

YOUR RESPONSE SHOULD INCLUDE:

  1. STATE OF MATTER

  2. SOLUBILITY

  3. MELTING POINT

"Molecules that are gas at room temperature are..."

"When molecules are soluble, they are usually..."

"A high/low melting point is consistent with..."