19 20 21 22 K Ca Sc Ti 37 38 39 Rb Sr Y 55 56 Cs Ba Se 87 88

Last updated: 6/15/2023

19 20 21 22 K Ca Sc Ti 37 38 39 Rb Sr Y 55 56 Cs Ba Se 87 88 Fr Ra w 23 V 24 25 20 27 28 29 30 31 32 33 34 35 36 Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Jumpe Hold Dow 40 41 42 43 44 45 46 47 48 49 50 51 52 Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te Me 72 73 74 75 76 77 Hf Ta W Re Os Ir M LAM HA 78 79 80 81 Pt Au Hg TI Tl Puttin SHM 82 83 84 Pb Bi Po 104 105 106 107 108 109 110 111 112 113 114 115 110 117 118 Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og Harak HA H 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Dele Si Porn WEBA e She The www 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Wawi Spleten haw Bran fred AN 6 In the periodic table the number above the symbol for each element represents O the number of neutrons in an atom of the element O 53 54 I Xe ww the number of protons in an atom of the element 85 86 At Rn NA O the combined number of protons and neutrons in an atom of the element AV 3 points