Answers: 1
Chemistry, 22.06.2019 05:00, foreignking02
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
Chemistry, 22.06.2019 18:30, rosie20052019
You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas
Answers: 1
Gilman reagents are versatile reagents for making new carbon-carbon bonds. Draw the product of the r...
Social Studies, 18.11.2020 16:50