Atomic structure Flashcards
1
Q
What is the mass and charge of a proton?
A
Mass - 1 Charge - 1+
2
Q
What is the mass and charge of a neutron?
A
Mass - 1 Charge - neutral
3
Q
What is the mass and charge on an electron?
A
Mass - negligible(almost zero) Charge - 1-
4
Q
What are protons the same as?
A
The atomic number and the electrons
5
Q
How do you calculate the number of neutrons?
A
The mass number - the atomic number.
6
Q
What are isotopes?
A
Isotopes are atoms with the same atomic number but different mass numbers or the same number of protons but different number of neutrons.
7
Q
What is a valency?
A
The number of bonds an atom or ion can form.
8
Q
A
