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acostasilvana1osw8tk
07.10.2021 •
Chemistry
This question is about the Periodic Table.
In 1864 John Newlands produced a version of the Periodic Table. Newlands placed all the elements that had been discovered into his table of octaves. He thought every eighth element when put in order of their atomic weight was similar.
Table 3 shows part of Newlands’ version of the Periodic Table. Table 3
Octaves
(2 marks)
H 1 Li 2 Gl 3
F 8 Na 9 Mg 10
Cl 15 K 16 Ca 17
Co and Ni 22 Cu 23
Zn 25
Br 29 Rb 30 Sr 31
Pd 36 Ag 37 Cd 34
I 42
Cs 44
Ba and V 45
Pt and Ir 50 Tl 53
Pb 54
Suggest one reason why Newlands placed hydrogen in the octave shown.
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Ответ:
Some say the Earth is flat or laying on something underneath.
Explanation:
Even though the Bible tells us is round or circle and no support of anything to hold it still underneath / vice versa.