Nuclear chem-type physics Flashcards
1
Q
Ionisation
A
Electrically charging an atom by losing electron
2
Q
what makes an isotope?
A
Different amounts of neutrons in an atom
3
Q
where is proton number and nucleon number written
A
Nucleon is at top
proton is at bottom
4
Q
how to find amount of neutrons?
A
Top number (total in nucleus) - bottom number(proton number)
5
Q
alpha particle make up and charge?
A
2 protons, 2 neutrons ;positive charge
6
Q
beta make up and charge
A
electron in nucleus; negative
7
Q
gamma make up and charge
A
electro magnetic radiation; negative
8
Q
what is a radioactive substance?
A
substance that emits radiation from its atomic nuclei
9
Q
sources of natural radiation
A
Air(radon from uranium decay),
