Chemistry quiz - Structure of an atom

QUIZ 1 ; UNIT 1

protons charge

positive

electron charge

negative

neutron charge

neutral

Size comparison of a nucleus and the rings

nucleus is smaller than the rings, the rings are giant

what does the atomic number equal?

the number of protons

what does the number of protons equal?

the atomic number

how do you find the mass?

protons + neutrons

how does you find the neutrons?

mass - protons

what is an ion?

an atom or molecule with a net electric charge due to the loss or gain of one or more electrons

what is an isotope?

atoms with the same number of protons but different numbers of neutrons

proton mass

1 amu

proton location

nucleus

electron mass

neutral

electron location

outside nucleus

neutron mass

1 amu

neutron location

nucleus