Is the Reaction Between CuCl2 and Al a Chemical or Physical Change?

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SUMMARY

The reaction between Copper(II) chloride (CuCl2) and Aluminum (Al) is definitively classified as a chemical change. This conclusion is based on the fact that a new substance is formed during the reaction, which is characteristic of chemical changes. In contrast, the interaction of CuCl2 with water is also a chemical change, as it involves the dissolution and potential reaction of the compounds. Understanding these distinctions is crucial for students studying chemistry at the grade 9 level.

PREREQUISITES
  • Basic understanding of chemical reactions and their classifications
  • Familiarity with the properties of Copper(II) chloride and Aluminum
  • Knowledge of physical vs. chemical changes in matter
  • Introduction to chemical equations and reaction products
NEXT STEPS
  • Study the characteristics of chemical changes in detail
  • Learn about the properties and reactions of common compounds like CuCl2
  • Explore the concept of reaction products and how to identify them
  • Investigate the differences between physical and chemical changes through experiments
USEFUL FOR

Students in grade 9 chemistry, educators teaching chemical reactions, and anyone interested in understanding the fundamentals of chemical versus physical changes.

valentix
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I just started grade 9 and one of the questions that my teacher gave us was to define whether CuCl2 and Al is a chemical or physical change.

Since we haven't done any labs with that chemcal...
I found it a bit confusing.



1. CuCl2 + Aluminum = Chemical / Physical change

2. Cucl2 + Water = Chemical / Physical change

Thanks:smile:


-------------

Found the solution
Thanks anyways ^^
 
Last edited:
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You have to show you approach with each of these questions first before any of us can assist you, it's just the policy here at physicsforums.
 
valentix said:
I am totally hanging on between physical and chemical change, I do think it's more of physical...
Probably because CuCl2 is a solid?
What is the "change" that is taking place?
 

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