What information can be learned about the element chlorine (cl) by looking at the periodic table? select all that apply. chlorine has 35.45 protons chlorine has 35.45 neutrons chlorine has 17 protons chlorine has 17 electrons there is more than 1 anwser

Option C and D

Explanation:

Based on the periodic table, it can be stated that chlorine consists of 17 protons.  

Since both proton and electron are equal in number therefore a chlorine atoms also consists of 17 electrons.  

The atomic number of chlorine atom is equal to 35.  

Atomic number is the sum of proton and neutron.  

Therefore, if 17 protons are removed from atomic mass 35, 18 neutrons are left.  

Hence, option C and D are correct

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

characteristics of hydrocarbons