Chemistry, 12.11.2019 20:31 laceytoyne72
use the following choices to answer #11 -20.
a. alkali metals b. alkalineearthmetals c. transition metals d. halogens e. noble gases
11. have 1 valence electron
12. includes fluorine, chlorine, bromine, and iodine
13. groups 3 - 12.
14. have7 valence electron
15. other than he, have 8 valence electrons
16. have 2 valence electrons
17. include silver, ag, gold, au, iron, fe, and copper, cu
18. include magnesium, mg, calcium, ca among others
19. cannot judge valence electrons by their group number(s)
20. sodium is classified as one of these
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use the following choices to answer #11 -20.
a. alkali metals b. alkalineearthmetals c....
a. alkali metals b. alkalineearthmetals c....
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