First to organize the elementsby atomic mass; noticedpatterns in every 8th element;law of octaves; left no gaps forfuture discovery; law ofoctaves did not work for largerelements.DobereinerSeaborgMendeleevNewlandsHe synthesized many elementspast Uranium and reorganizedthe table by adding an f-block.SeaborgО МеyerMoseleyJanet

CORRECT choices are:- NEWLANDS SEABORG

First to organize the elements by atomic mass; noticed patterns in every 8th element; law of octaves; left no gaps for future discovery; law of octaves did not work for larger elements. Dobereiner O Seaborg O Mendeleev O Newlands He synthesized many elements past Uranium and reorganized the table by adding an f-block. Seaborg Meyer O Moseley O Janet

First to organize the elements by atomic mass; noticed patterns in every 8th element; law of octaves; left no gaps for future discovery; law of octaves did not work for larger elements. Dobereiner O Seaborg O Mendeleev O Newlands He synthesized many elements past Uranium and reorganized the table by adding an f-block. Seaborg Meyer O Moseley O Janet

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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engine.html?ClassID=984223440 How many isotopes are represented for the element in this mass spectrum? Unknown Element Relative Abundance 1001 50 81 83 85 87 89 Mass (M/e) There are [?] stable isotopes. ational Academy of Science. All Rights Reserved. O 9 Enter
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Tools Ad-ons Hetp ccessibility BIUA Dロ- F mE Total Electric Number of inotope Name (qun s ) Atomic Number of Neutrons Number of Number Protons Charge Electrons Zine 6 +2 143 92 Plosine 2 21
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