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1.How did Mendeleev come up

How did the discoveries of scandium (Sc) and germanium (Ge) affect Mendeleev’s work?They showed Mendeleev’s table needed
1. 5 answers
2. asked by e
3. 139 views
Which statements accurately describe Dmitri Mendeleev’s contributions to the development of the periodic table? Check all that
1. 2 answers
2. asked by sdfsdfsdsdfsdfsdfsdfssdf arisha
3. 169 views
Question 8 (2 points)Select the statements below that are false about Mendeleev and the development of the Periodic Table.
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2. asked by hola
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uestion 7 (2 points)Select the statements below that are true about Mendeleev and the development of the Periodic Table.
1. 1 answer
2. asked by hola
3. 77 views
Which best compares and contrasts how John Newlands and Dmitri Mendeleev organized elements?Both Newlands and Mendeleev arranged
1. 1 answer
2. 87 views
The diagram shows a portion of the periodic table. Elements which were unknown during Mendeleev’s time have been removed.
1. 1 answer
2. asked by hekur
3. 105 views
While developing his periodic table, Dmitri Mendeleev broke his own rule and placed the element tellurium before iodine in the
1. 1 answer
2. 61 views
What were Mendeleev's reversals?How did Henry Moseley explain them?Mendeleev thought the periodic table was in order of atomic
1. 14 answers
2. asked by Raquel
3. 1,395 views
Dmitri Mendeleev and Henry Moseley developed their periodic tables about forty years apart. During that time, many discoveries
1. 1 answer
2. 64 views
How did the inferences made by Henry Moseley about the periodic table differ from that of Dmitri Mendeleev?(1
1. 1 answer
2. 64 views