Describe chemical compounds as CHARGED, POLAR or NONPOLAR

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SUMMARY

The discussion clarifies the classification of chemical compounds as CHARGED, POLAR, or NONPOLAR, emphasizing that all molecules are either polar or non-polar. It highlights that ionic compounds, such as NH4+ (ammonium) and NO3- (nitrate), are categorized as extremely polar due to their ionic nature. The interaction of ionic compounds like NaCl with polar solvents such as H2O is also discussed, illustrating how these compounds behave in solution. Understanding the distinction between ionic and covalent compounds is essential for grasping these concepts.

PREREQUISITES
  • Basic knowledge of chemical bonding, including ionic and covalent bonds.
  • Understanding of molecular polarity and its implications in chemistry.
  • Familiarity with the properties of solvents, particularly polar and non-polar solvents.
  • Knowledge of common chemical compounds and their structures, such as NH4+ and NaCl.
NEXT STEPS
  • Research the properties of ionic compounds and their behavior in polar solvents.
  • Study molecular polarity and its effects on solubility and reactivity.
  • Explore the concept of electronegativity and its role in determining molecular polarity.
  • Investigate the interactions between metals and non-metals in ionic bonding.
USEFUL FOR

Chemistry students, educators, and professionals seeking to deepen their understanding of molecular classification and behavior in various chemical contexts.

aero_zeppelin
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Ok, I thought the only two options in existence were Polar and Non-polar... and I'm being asked which ones are CHARGED? What does this mean?

Example: NH4+ (ammonium), NO3- (nitrate), N2, O2, H2O

Thanks!
 
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... or maybe they mean if the molecule is polar or non-polar and to say if it has a charge (ionized)?
 
That is what they mean...

All molecules are intrinsically polar or non-polar,

Now certain ionic compounds (which are EXTREMELY polar hence given the name ionic btw) can become charged as well, think about how they behave in the presence of a polar medium

The best example is as follows:

Mixing salt (NaCl) with water (H20) what happens?

Which is Polar/Nonpolar? Which is Ionic also? What happens then if they are mixed... Suppose that you were mixing just water inside a (high temperature) liquid salt medium... How would it behave

Realize that Ionic means that you are mixing metals and non-metals together. (To understand why imagine what happens if you mix a halogen with an alkali metal)

If you answer those questions above, it will make a lot of sense what the answer to this test is.
 

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