(2 3) Using lewis dot diagrams show the formation of the following ionic compounds.
marks each)
a) Na2o
b) Al2S3

4) Draw a Lewis diagram for each of the following atoms. Then determine the number of
bonding electrons and the number of lone pairs for each.
a) Al
b) S

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

Which best describes why nh4+ can form an ionic bond with ci-?

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5