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-2 votes
1 answer
45 views

Why mono and dioxides of germanium,tin and lead are amphoteric

I get that group 14 elements show +4 and +2 oxidation states so they can form both ionic and covalent compounds and so they are amphoteric but monoxide means that these elements have to show +2 ...
Tabi Khan's user avatar
2 votes
1 answer
258 views

Procedure for Determining Lead Levels in Water

I enjoyed chemistry in college and have always wanted an excuse to try it at home. A relative is currently very worried about lead from various sources. I think this is a great excuse to get back into ...
Kyle Berezin's user avatar
3 votes
1 answer
303 views

Has dilead hexahydride been synthesised?

Dilead hexahydride is listed on Wikipedia as a compound composed of two lead atoms, and six hydrogen atoms: H H | | H-Pb-Pb-H | | H H As the wikipedia ...
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