Which halogen has 5 energy levels?
O iodine
bromine
Xenon
O nitrogen

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

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

Draw the structure for 5-isopropyl-2-methyl-3-nonene