Why is Mendeleev's suggestions best accepted in the construction of the periodic table

ANSWER;

Mendeleev's periodic table became widely accepted because it correctly predicted the properties of elements that had not yet been discovered.

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answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

with this one i know the answer in craters one reason i looked it up and i learned about it there is my evidence