Question

Add atomic numbers up to 200

Answer 1

The atomic numbers of the elements up to 200 are as follows:

1. Hydrogen (H) - 1
2. Helium (He) - 2
3. Lithium (Li) - 3
4. Beryllium (Be) - 4
5. Boron (B) - 5
6. Carbon (C) - 6
7. Nitrogen (N) - 7
8. Oxygen (O) - 8
9. Fluorine (F) - 9
10. Neon (Ne) - 10
11. Sodium (Na) - 11
12. Magnesium (Mg) - 12
13. Aluminum (Al) - 13
14. Silicon (Si) - 14
15. Phosphorus (P) - 15
16. Sulfur (S) - 16
17. Chlorine (Cl) - 17
18. Argon (Ar) - 18
19. Potassium (K) - 19
20. Calcium (Ca) - 20
21. Scandium (Sc) - 21
22. Titanium (Ti) - 22
23. Vanadium (V) - 23
24. Chromium (Cr) - 24
25. Manganese (Mn) - 25
26. Iron (Fe) - 26
27. Cobalt (Co) - 27
28. Nickel (Ni) - 28
29. Copper (Cu) - 29
30. Zinc (Zn) - 30
31. Gallium (Ga) - 31
32. Germanium (Ge) - 32
33. Arsenic (As) - 33
34. Selenium (Se) - 34
35. Bromine (Br) - 35
36. Krypton (Kr) - 36
37. Rubidium (Rb) - 37
38. Strontium (Sr) - 38
39. Yttrium (Y) - 39
40. Zirconium (Zr) - 40
41. Niobium (Nb) - 41
42. Molybdenum (Mo) - 42
43. Technetium (Tc) - 43
44. Ruthenium (Ru) - 44
45. Rhodium (Rh) - 45
46. Palladium (Pd) - 46
47. Silver (Ag) - 47
48. Cadmium (Cd) - 48
49. Indium (In) - 49
50. Tin (Sn) - 50
51. Antimony (Sb) - 51
52. Tellurium (Te) - 52
53. Iodine (I) - 53
54. Xenon (Xe) - 54
55. Cesium (Cs) - 55
56. Barium (Ba) - 56
57. Lanthanum (La) - 57
58. Cerium (Ce) - 58
59. Praseodymium (Pr) - 59
60. Neodymium (Nd) - 60
61. Promethium (Pm) - 61
62. Samarium (Sm) - 62
63. Europium (Eu) - 63
64. Gadolinium (Gd) - 64
65. Terbium (Tb) - 65
66. Dysprosium (Dy) - 66
67. Holmium (Ho) - 67
68. Erbium (Er) - 68
69. Thulium (Tm) - 69
70. Ytterbium (Yb) - 70
71. Lutetium (Lu) - 71
72. Hafnium (Hf) - 72
73. Tantalum (Ta) - 73
74. Tungsten (W) - 74
75. Rhenium (Re) - 75
76. Osmium (Os) - 76
77. Iridium (Ir) - 77
78. Platinum (Pt) - 78
79. Gold (Au) - 79
80. Mercury (Hg) - 80
81. Thallium (Tl) - 81
82. Lead (Pb) - 82
83. Bismuth (Bi) - 83
84. Polonium (Po) - 84
85. Astatine (At) - 85
86. Radon (Rn) - 86
87. Francium (Fr) - 87
88. Radium (Ra) - 88
89. Actinium (Ac) - 89
90. Thorium (Th) - 90
91. Protactinium (Pa) - 91
92. Uranium (U) - 92
93. Neptunium (Np) - 93
94. Plutonium (Pu) - 94
95. Americium (Am) - 95
96. Curium (Cm) - 96
97. Berkelium (Bk) - 97
98. Californium (Cf) - 98
99. Einsteinium (Es) - 99
100. Fermium (Fm) - 100
101. Mendelevium (Md) - 101
102. Nobelium (No) - 102
103. Lawrencium (Lr) - 103
104. Rutherfordium (Rf) - 104
105. Dubnium (Db) - 105
106. Seaborgium (Sg) - 106
107. Bohrium (Bh) - 107
108. Hassium (Hs) - 108
109. Meitnerium (Mt) - 109
110. Darmstadtium (Ds) - 110
111. Roentgenium (Rg) - 111
112. Copernicium (Cn) - 112
113. Nihonium (Nh) - 113
114. Flerovium (Fl) - 114
115. Moscovium (Mc) - 115
116. Livermorium (Lv) - 116
117. Tennessine (Ts) - 117
118. Oganesson (Og) - 118
119. Ununennium (Uue) - 119 (hypothetical)
120. Unbinilium (Ubn) - 120 (hypothetical)
121. Unbiunium (Ubu) - 121 (hypothetical)
122. Unbipentium (Ubp) - 122 (hypothetical)
123. Unbihexium (Ubh) - 123 (hypothetical)
124. Unbioctium (Ubo) - 124 (hypothetical)
125. Unbiennium (Ube) - 125 (hypothetical)
126. Unbiseptium (Ubs) - 126 (hypothetical)
127. Unbioctium (Ubo) - 127 (hypothetical)
128. Unbium (Ub) - 128 (hypothetical)
129. Unbiennium (Ube) - 129 (hypothetical)
130. Unbium (Ub) - 130 (hypothetical)
131. Unbium (Ub) - 131 (hypothetical)
132. Unbium (Ub) - 132 (hypothetical)
133. Unbium (Ub) - 133 (hypothetical)
134. Unbium (Ub) - 134 (hypothetical)
135. Unbium (Ub) - 135 (hypothetical)
136. Unbium (Ub) - 136 (hypothetical)
137. Unbium (Ub) - 137 (hypothetical)
138. Unbium (Ub) - 138 (hypothetical)
139. Unbium (Ub) - 139 (hypothetical)
140. Unbium (Ub) - 140 (hypothetical)
141. Unbium (Ub) - 141 (hypothetical)
142. Unbium (Ub) - 142 (hypothetical)
143. Unbium (Ub) - 143 (hypothetical)
144. Unbium (Ub) - 144 (hypothetical)
145. Unbium (Ub) - 145 (hypothetical)
146. Unbium (Ub) - 146 (hypothetical)
147. Unbium (Ub) - 147 (hypothetical)
148. Unbium (Ub) - 148 (hypothetical)
149. Unbium (Ub) - 149 (hypothetical)
150. Unbium (Ub) - 150 (hypothetical)
151. Unbium (Ub) - 151 (hypothetical)
152. Unbium (Ub) - 152 (hypothetical)
153. Unbium (Ub) - 153 (hypothetical)
154. Unbium (Ub) - 154 (hypothetical)
155. Unbium (Ub) - 155 (hypothetical)
156. Unbium (Ub) - 156 (hypothetical)
157. Unbium (Ub) - 157 (hypothetical)
158. Unbium (Ub) - 158 (hypothetical)
159. Unbium (Ub) - 159 (hypothetical)
160. Unbium (Ub) - 160 (hypothetical)
161. Unbium (Ub) - 161 (hypothetical)
162. Unbium (Ub) - 162 (hypothetical)
163. Unbium (Ub) - 163 (hypothetical)
164. Unbium (Ub) - 164 (hypothetical)
165. Unbium (Ub) - 165 (hypothetical)
166. Unbium (Ub) - 166 (hypothetical)
167. Unbium (Ub) - 167 (hypothetical)
168. Unbium (Ub) - 168 (hypothetical)
169. Unbium (Ub) - 169 (hypothetical)
170. Unbium (Ub) - 170 (hypothetical)
171. Unbium (Ub) - 171 (hypothetical)
172. Unbium (Ub) - 172 (hypothetical)
173. Unbium (Ub) - 173 (hypothetical)
174. Unbium (Ub) - 174 (hypothetical)
175. Unbium (Ub) - 175 (hypothetical)
176. Unbium (Ub) - 176 (hypothetical)
177. Unbium (Ub) - 177 (hypothetical)
178. Unbium (Ub) - 178 (hypothetical)
179. Unbium (Ub) - 179 (hypothetical)
180. Unbium (Ub) - 180 (hypothetical)
181. Unbium (Ub) - 181 (hypothetical)
182. Unbium (Ub) - 182 (hypothetical)
183. Unbium (Ub) - 183 (hypothetical)
184. Unbium (Ub) - 184 (hypothetical)
185. Unbium (Ub) - 185 (hypothetical)
186. Unbium (Ub) - 186 (hypothetical)
187. Unbium (Ub) - 187 (hypothetical)
188. Unbium (Ub) - 188 (hypothetical)
189. Unbium (Ub) - 189 (hypothetical)
190. Unbium (Ub) - 190 (hypothetical)
191. Unbium (Ub) - 191 (hypothetical)
192. Unbium (Ub) - 192 (hypothetical)
193. Unbium (Ub) - 193 (hypothetical)
194. Unbium (Ub) - 194 (hypothetical)
195. Unbium (Ub) - 195 (hypothetical)
196. Unbium (Ub) - 196 (hypothetical)
197. Unbium (Ub) - 197 (hypothetical)
198. Unbium (Ub) - 198 (hypothetical)
199. Unbium (Ub) - 199 (hypothetical)
200. Unbium (Ub) - 200 (hypothetical)

The total from 1 to 200 is:

\[
\text{Sum} = \frac{n(n + 1)}{2} = \frac{200(200 + 1)}{2} = \frac{200 \times 201}{2} = 20100
\]

So, the sum of atomic numbers from 1 to 200 is **20,100**.