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SO3 acid or base?

Posted: Sat Dec 08, 2018 8:34 pm
by Kathryn 1F
The textbook says SO3 is an acid (6th edition 12.17), and i understand that the sulfur can accept electrons, but why can't the oxygens donate their lone pairs, making it amphoteric?

Re: SO3 acid or base?

Posted: Sat Dec 08, 2018 8:44 pm
by Nawaphan Watanasirisuk 3B
I also want to know this as well if anyone knows please explain

Re: SO3 acid or base?

Posted: Sun Dec 09, 2018 2:39 am
by 904837647
SO3 is a non-metal oxide and non-metal oxides are acidic in nature. The aqueous solution of acidic oxides donates protons, therefore SO3 is an acidic oxide