Which of the following statements is true for elements belonging to the same period?
A. All have the same kinds of atoms.
B. All have the same number of valence electrons.
C.all have the same atomic mass
D.All have the same number of energy levels.
A. All have the same kinds of atoms.
B. All have the same number of valence electrons.
C.all have the same atomic mass
D.All have the same number of energy levels.
Add an Answer
More Questions From This User See All
Answers & Comments
Answer:
Which of the following statements is true for elements belonging to the same period?
A. All have the same kinds of atoms.
B. All have the same number of valence electrons.
C.all have the same atomic mass
D.All have the same number of energy levels.
Explanation:
A.All have the same kinds of atoms.
Answer:
C
Explanation:
Because they are has the same atomic mass that each elements compose of atomic mass