07:Posttest 07.Cherical Reactions
3. For a reaction to occur, energy must be
to break chemical bonds.
O released
absorbed
ons
converted

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

An observation that requires measurement is called quantitative observable or qualitative

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?