Best Answer: Hi i got clear saphire braces. http://www.iceclearbraces.com/. very similar to ceramic braces but they disapear on your teeth more and cost the same as ceramic. Im from melbourne i went to different orthodontist the price range was 5,500-7,000, i found a place that did it for 6,300. If you pay everything up front you get a small discount of 3%.
Polyatomic ions are atoms held together by covalent bonds as a group and that from CHM 1220 at Wayne State University
The bond holding the diatomic molecule of hydrogen (which exists in hydrogen gas) is a single covalent bond. This is the sharing of one electron in their 1s orbital, forming a â¦ n stable electron that of helium: 1s2. 1 person found this useful.