Which is true about each element in a period or horizontal row of the periodic table?

A.
Each element has one more outer shell than the element before it.

B.
Each element bonds with the element before it.

(I think this one) C.
Each element has one more outer electron than the element before it.

D.
Each element has one more isotope than the element before it.

Question

Which is true about each element in a period or horizontal row of the periodic table?	
 
 A.
Each element has one more outer shell than the element before it.
 
 B.
Each element bonds with the element before it.
 
(I think this one)  C.
Each element has one more outer electron than the element before it.
 
 D.
Each element has one more isotope than the element before it.

one098 · Answer

Which do you think is the answer?

anonymous · Answer

C But im not completly sure @One098

one098 · Answer

Okay. Well is there a choice you know isn't right?

anonymous · Answer

A I think

one098 · Answer

Okay. So A cancels out. Any others?

anonymous · Answer

D seems pretty wrong too

one098 · Answer

Good. So now its C and B.

one098 · Answer

And C is right.

anonymous · Answer

Thanks!! Can you help me with one more?

one098 · Answer

No problem and sure but just make a new post.

anonymous · Answer

ok