#6 how did i do it ? i need asp plzzz

oxygen, selenium, tellurium, and polonium.

they're all from the same group as sulfur (group 16).

hi my dude or dudette

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.