Question

Which property of an atom's structure was used to organize the periodic table?

A.
outermost electron

B.
total electrons

C.
total protons

D.
outermost protons

Answer 1

@Somy @Jack_Prism @nah..nah

Answer 2

@Wendy.Ivette11714

Answer 3

@just_one_last_goodbye

Answer 4

ok 1 sec

Answer 5

c. total protons i believe is correct

Answer 6

(3 pt)
Which procedure did early chemists use to determine which substances were elements?

A.
They broke down mixtures by chemical means.

B.
They mixed several substances together and observed the results.

C.
They observed the substances that made up individual atoms.

D.
They physically broke down the elements they discovered.

Answer 7

hello need help? :D

Answer 8

Do you know what it is?

Answer 9

e.e

Answer 10

They broke down mixtures by chemical means.

Answer 11

so A

Answer 12

Are those eyes for me? ;-;

Answer 13

Please do not give direct answers :)

Answer 14

sorry ;/

Answer 15

Why do elements in a vertical column of the periodic table have similar chemical properties?

A.
They possess the same number of outermost electrons.

B.
They have similar physical characteristics.

C.
They are found in similar locations in nature.

D.
They have similar atomic masses.

Answer 16

pls dont click on a question you your not going to help

Answer 17

Please post this question In a new post :)

Answer 18

I think it C but not sure

Answer 19

I was tagged -.-

Answer 20

but your not helping your chating

Answer 21

You gave direct answers and that's against the open study code of conduct

Answer 22

They possess the same number of outermost electrons.

Answer 23

Which term refers to substances that cannot be broken down physically or chemically?

A.
alloy

B.
molecules

C.
mixtures

D.
atoms

Answer 24

pls close this then reopen it