Which statement explains how the periodic table is arranged?

A.
The periodic table is arranged by the radioactivity levels in unstable nuclei of elements.

B.
The periodic table is arranged by the outermost electrons of the elements.

C.
The periodic table is arranged by increasing atomic mass.

D.
The periodic table is arranged by number of neutrons found within the most common isotopes.

Question

Which statement explains how the periodic table is arranged?	
 
 A.
The periodic table is arranged by the radioactivity levels in unstable nuclei of elements.
 
 B.
The periodic table is arranged by the outermost electrons of the elements.
 
 C.
The periodic table is arranged by increasing atomic mass.
 
 D.
The periodic table is arranged by number of neutrons found within the most common isotopes.

anonymous · Answer

@djcool31 @KattGirl14 @Gatorgirl

gtxmuqsit · Answer

B.
The periodic table is arranged by the outermost electrons of the elements.

anonymous · Answer

D.
The periodic table is arranged by number of neutrons found within the most common isotopes.

anonymous · Answer

..no i have two different answers

anonymous · Answer

yeah it prolly is b @GTXMUQSIT thats what i was gonna put but i went w/ d instead dumb!!!!!!!!!

anonymous · Answer

B

anonymous · Answer

@KattGirl14  to the rescue

anonymous · Answer

XD