Question

Describe the contributions made by the following scientists to the development of the periodic table.

A. Stanislao Cannizzaro
B.Dmitri Mendeleev
C.Henry Moseley

Answer 1

B

Step-by-step explanation:

dimitri Mendeleev......

Answer 2

A. Stanislao Cannizzaro - developed a method that led to the determination of standard relative atomic masses.

B. Dimitri Mendeleev - discovered the periodic law.

C. Henry Mosley - established atomic numbers as the basis for organizing the periodic table.

Step-by-step explanation:

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