B BrownieDDD Full Member 10+ Year Member Joined Dec 1, 2011 Messages 90 Reaction score 0 May 25, 2012 #1 Members do not see this ad. How can arsenic have valence +3
D dental13 Full Member 15+ Year Member Joined Jun 28, 2008 Messages 177 Reaction score 14 May 25, 2012 #2 Arsenic is one of the metalloids that can form multiple oxidation numbers. just memorize it, it's one of the metalloids DAT loves. Upvote 0 Downvote
Arsenic is one of the metalloids that can form multiple oxidation numbers. just memorize it, it's one of the metalloids DAT loves.
