May 2021 5 443 Report
Chemistry homework on Physical changes!?

Consider the following properties:

I) The boiling point of ethanol is 78◦C.

II) Objects made of silver become tar-

nished.

III) The red color of rubies is due to the

presence of chromium ions.

Which is/are physical?

1. I only

2. II only

3. II and III only

4. III only

5. None of these

6. I and III only

7. I and II only

8. I, II and III


Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments




Helpful Social

Copyright © 2024 Q2A.MX - All rights reserved.