Answers: 1
Chemistry, 22.06.2019 05:00
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, 23.06.2019 02:00
What is the source of continuous heat and energy that we receive from the sun
Answers: 2
Chemistry, 23.06.2019 03:30
Name 3 types of energy you see being used as you look around a classroom
Answers: 1
Chemistry, 23.06.2019 08:00
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate
Answers: 1
Please please help me!! It needs to be turned in in a few minutes!...
Mathematics, 27.04.2021 21:10
Mathematics, 27.04.2021 21:10
Mathematics, 27.04.2021 21:10
Mathematics, 27.04.2021 21:10
Arts, 27.04.2021 21:10
English, 27.04.2021 21:10
Mathematics, 27.04.2021 21:10
Social Studies, 27.04.2021 21:10
Mathematics, 27.04.2021 21:10