Question

oxidation no of 50 elements​

Answer 1

Step-by-step explanation:

Noble gas

+1 Bold values are main oxidation states

vte

Oxidation states of the elements

Element Negative states Positive states Group Notes

−5 −4 −3 −2 −1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9

Z

1 hydrogen H −1 +1 1

2 helium He 18

3 lithium Li +1 1 [16]

4 beryllium Be 0 +1 +2 2 [17][18]

5 boron B −5 −1 0 +1 +2 +3 13 [19][20][21]

6 carbon C −4 −3 −2 −1 0 +1 +2 +3 +4 14

7 nitrogen N −3 −2 −1 +1 +2 +3 +4 +5 15

8 oxygen O −2 −1 0 +1 +2 16

9 fluorine F −1 17

10 neon Ne 18

11 sodium Na −1 +1 1 [16]

12 magnesium Mg +1 +2 2 [22]

13 aluminium Al −2 −1 +1 +2 +3 13 [23][24][25]

14 silicon Si −4 −3 −2 −1 0 +1 +2 +3 +4 14 [26]

15 phosphorus P −3 −2 −1 0 +1 +2 +3 +4 +5 15 [27]

16 sulfur S −2 −1 0 +1 +2 +3 +4 +5 +6 16

17 chlorine Cl −1 +1 +2 +3 +4 +5 +6 +7 17 [28]

18 argon Ar 0 18 [29]

19 potassium K −1 +1 1 [16]

20 calcium Ca +1 +2 2 [30]

21 scandium Sc 0 +1 +2 +3 3 [31][32][33]

22 titanium Ti −2 −1 0 +1 +2 +3 +4 4 [34][35][36][37]

23 vanadium V −3 −1 0 +1 +2 +3 +4 +5 5 [35]

24 chromium Cr −4 −2 −1 0 +1 +2 +3 +4 +5 +6 6 [35]

25 manganese Mn −3 −2 −1 0 +1 +2 +3 +4 +5 +6 +7 7

26 iron Fe −4 −2 −1 0 +1 +2 +3 +4 +5 +6 +7 8 [38][39][40]

27 cobalt Co −3 −1 0 +1 +2 +3 +4 +5 9 [35]

28 nickel Ni −2 −1 0 +1 +2 +3 +4 10 [41]

29 copper Cu −2 0 +1 +2 +3 +4 11 [40][42]

30 zinc Zn −2 +1 +2 12 [40][43]

31 gallium Ga −5 −4 −3 −2 −1 +1 +2 +3 13 [24][44][45]

32 germanium Ge −4 −3 −2 −1 0 +1 +2 +3 +4 14 [46][26]

33 arsenic As −3 −2 −1 +1 +2 +3 +4 +5 15 [24][47][48]

34 selenium Se −2 −1 +1 +2 +3 +4 +5 +6 16 [49][50][51][52]

35 bromine Br −1 +1 +3 +4 +5 +7 17

36 krypton Kr 0 +1 +2 18

37 rubidium Rb −1 +1 1 [16]

38 strontium Sr +1 +2 2 [53]

39 yttrium Y 0 +1 +2 +3 3 [54][55][56]

40 zirconium Zr −2 +1 +2 +3 +4 4 [35][57]

41 niobium Nb −3 −1 +1 +2 +3 +4 +5 5 [35][58]

42 molybdenum Mo −4 −2 −1 0 +1 +2 +3 +4 +5 +6 6 [35]

43 technetium Tc −3 −1 0 +1 +2 +3 +4 +5 +6 +7 7

44 ruthenium Ru −4 −2 0 +1 +2 +3 +4 +5 +6 +7 +8 8 [35][40]

45 rhodium Rh −3 −1 0 +1 +2 +3 +4 +5 +6 9 [35][59]

46 palladium Pd 0 +1 +2 +3 +4 10 [60][61]

47 silver Ag −2 −1 +1 +2 +3 11 [40][62]

48 cadmium Cd −2 +1 +2 12 [40][63]

49 indium In −5 −2 −1 +1 +2 +3 13 [24][64][65]

50 tin Sn −4 −3 −2 −1 0 +1 +2 +3 +4