Lavoisier, Dobereiner, Newlands, Mendeleev, and Moseley
NaBrO3 , but you can't find all info in the table about this
I believe it is 2, seeing it is a metal, and has 2 valence electrons. Correct me if I'm wrong, I don't have my periodic table with me (Calcium -> Ca?).
By discovering the elements proton number, it became easier for scientists because the elements had similar properties. And they could arrange it by increasing proton number, valence electrons or electronic configuration.
You are correct! This is the reason why many scientists believe that the moon was once long ago part of the earth, that an asteroid possibly dislodged, or the roation of the earth spun off a piece of the planet.
Peer reviewed articles look at any mistakes or discrepancy's so that it is correct and checked
That is the correct spelling of "chronological" (arranged in order by occurrence in time).
the chronological order of economic theories
This is correct. The series is not presented in chronological order. The correct order is movies 2, 4, 3, 1, 5, 6, 7
44 is the correct answer
Anonymously
okay, so people commonly ask about the periodic table. The truth is scientists fought over this, so this answer may vary but, honestly there are 115-118 elements if you put any of those numbers you are correct.
4,1,3,2
The chain is called the organization of bilogical science.
Middle ages renaissance enlightenment
Aryans, Greeks, Kushanas, Huns
3, 4, 2, 1
Olmec, Maya, Inca, Aztec