The element is phosphorus and it belongs to group 15, period 3.
(27) cobalt, per 4
Co
i think its cobalt....just follow the periodic table
Xenon is a noble gas. It belongs to group 18 and period 5.
Argon is in group 0 period 3
Group 1, Period 3
1s22s22p63s23p64s23d7
Co
i think its cobalt....just follow the periodic table
Carbon is in group 14, period 2
Xenon is a noble gas. It belongs to group 18 and period 5.
Group 1, Period 3
Argon is in group 0 period 3
Group 0 Period 5
Group 18, period 5.
carbon (group 14, period 2) hydrogen (group 1, period 1) nitrogen (group 15, period 2) oxygen (group 16, period 2) sulphur (group 16, period 3) halogens (group 17, period 2-5)
Group 7 Period 5
Period 4 Group 8