6A.17

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Jessica Tejero 3L
Posts: 54
Joined: Wed Sep 25, 2019 12:16 am

6A.17

Postby Jessica Tejero 3L » Thu Dec 05, 2019 9:07 pm

Could someone explain amphoteric

6A.17 State whether the following oxides are acidic, basic, or
amphoteric: (a) BaO; (b) SO3; (c) As2O3; (d) Bi2O3.

Jade Hinds 2B
Posts: 75
Joined: Tue Sep 10, 2019 12:16 am

Re: 6A.17

Postby Jade Hinds 2B » Thu Dec 05, 2019 9:20 pm

amphoteric= means that the compound reacts as both as a base and as an acid
some examples-
1. lead oxide
2. zinc oxide

Kavee Dodampahala 4E
Posts: 51
Joined: Sat Jul 20, 2019 12:17 am

Re: 6A.17

Postby Kavee Dodampahala 4E » Thu Dec 05, 2019 9:22 pm

How can you tell what is amphoteric just by looking at the formula of the compound?


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