Part 1 of Isotopes. Be sure to watch both videos
Source: Langhans and various educators
Here is Part 2
Source: Langhans and various educators
1.What does the number next to isotopes signify?
2.How can you tell isotopes apart
3. Here are three isotopes of an element: Carbon-12 Carbon-13 Carbon-14
a. The element is: __________________
b. The atomic number is the _________________________
c. The numbers 12, 13, and 14 refer to the ________________________
d. How many protons and neutrons are in the first isotope? _________________
e. How many protons and neutrons are in the second isotope? _________________
f. How many protons and neutrons are in the third isotope? _________________
4. Which element contains the largest number of neutrons per atom?
a. Bismuth-210 b. Polonium-210 c. Astatine-210 d. Astatine-211
Source: various educators and Langhans
