Consider the following three pairs of species:
I. 55Fe3+ and 56Fe2+
II. Na+ and Ne
III. 13C and 14C
Which of the following statements is NOT true?
A) I and III both contain pairs of isotopes.
B) II shows two species with different number of electrons.
C) III shows two species with different mass numbers, but the same atomic numbers.
D) I shows two species with the same number of protons.
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Isotopes concept. You can view video lessons to learn Isotopes. Or if you need more Isotopes practice, you can also practice Isotopes practice problems.
What is the difficulty of this problem?
Our tutors rated the difficulty ofConsider the following three pairs of species:I. 55Fe3+ and ...as medium difficulty.
How long does this problem take to solve?
Our expert Chemistry tutor, Sabrina took 5 minutes and 56 seconds to solve this problem. You can follow their steps in the video explanation above.