C1 Flashcards
1
Q
What is the relative mass and charge of protons?
A
1, +1.
2
Q
What kind of particle does not have a charge?
A
Neutrons.
3
Q
Where is most of the mass of an atom to be found?
A
The nucleus.
4
Q
What does the atomic number represent?
A
The number of protons.
5
Q
How can you find the number of neutrons in an atom?
A
By subtracting the atomic number from the mass number.
6
Q
What are Isotopes?
A
Different forms of an element, which have the same number of protons but a different number of neutrons.
