6A. 17

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Kelly Cai 4D
Posts: 55
Joined: Sat Jul 20, 2019 12:17 am

6A. 17

Postby Kelly Cai 4D » Sun Dec 01, 2019 9:14 pm

State whether the following oxides are acidic, basic, or amphoteric: (a) BaO; (b) SO3; (c) As2O3; (d) Bi2O3.

Connor Ho 1B
Posts: 102
Joined: Sat Aug 17, 2019 12:17 am

Re: 6A. 17

Postby Connor Ho 1B » Sun Dec 01, 2019 11:45 pm

To know whether these are basic, acidic, or amphoteric, remember that greater electronegativity means greater acidic character.

For amphoteric compounds, remember that the elements around the division between metals and non-metals have amphoteric character. I've attached a photo to show this.

Image


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