WorksheetsGCSE Atoms Isotopes and Radiation
Total questions: 20
Worksheet time: 36mins
Which model of the atom is a sphere of positive charge with negative electrons stuck in it?
Nuclear model
Plum pudding model
Bohr model
Chadwick model
Which model of the atom has neutrons in the nucleus?
Nuclear model
Plum pudding model
Bohr model
Chadwick model
Which model of the atom has electrons in shells at certain distances from the nucleus?
Nuclear model
Plum pudding model
Bohr model
Chadwick model
Which model of the atom has a positively charged nucleus in a cloud of negative electrons?
Nuclear model
Plum pudding model
Bohr model
Chadwick model
What is the radius of an atom?
10-8 m
10-10 m
10-12 m
10-14 m
What is the radius of a nucleus?
10-8 m
10-10 m
10-12 m
10-14 m
Which particle has no mass?
proton
neutron
electron
Which particle has a negative charge?
proton
neutron
electron
Which particle has a positive charge?
proton
neutron
electron
Which particle has no charge?
proton
neutron
electron
Which two particles have the same mass?
proton
neutron
electron
Which type of ionising radiation is a fast moving electron
alpha α
beta β
gamma γ
Which type of ionising radiation is stopped by paper?
alpha α
beta β
gamma γ
What is the mass number of this element?
(a)
What is the atomic number of this element?
(a)
How many neutrons are in this nucleus?
(a)
What type of radioactive decay is this?
alpha α
beta β
gamma γ
What type of radioactive decay is this?
alpha α
beta β
gamma γ
What type of radioactive decay is this?
alpha α
beta β
gamma γ
Which type of ionising radiation is most dangerous from outside the body?
alpha α
beta β
gamma γ
