Atoms And Compounds Flashcards
1
Q
What does the atomic number tell you?
A
How many protons there are
2
Q
What does the mass number tell you?
A
Total number of protons and neutrons
3
Q
How do you find the number of neutrons?
A
Subtract the atomic number from the mass number
4
Q
What is meant by the term isotope?
A
Different atomic forms of the same element , which have the same number of protons but a different number of neutrons
5
Q
Atomic number and mass number describe what?
A
An atom
