Question

can u write down the the valencies of 31st atom to 41st atom​

Answer 1

31 Gallium (+2). +3

32 Germanium -4, +2, +4

33 Arsenic -3, (+2), +3, +5

34 Selenium -2, (+2), +4, +6

35 Bromine -1, +1, (+3), (+4), +5

36 Krypton 0

37 Rubidium +1

38 Strontium +2

39 Yttrium +3

40 Zirconium (+2), (+3), +4

41 Niobium (+2), +3, (+4), +5

Answer 2

hey the answer is ...

31st atom = 2 ,8,8, 8 ,5 so..

valency is - 3


_____

41st atom = 2,8,8, 8,8, 7

valency is - 1






hope it helps uu frnd. . .