GCSEPhysAtomicStructureCards13

Question 1

In the plum-pudding model of the atom, the negative electrons are embedded in a …?

Answer 1

positive sphere

Question 2

The lightest Hydrogen Isotope

Answer 2

Protium ¹H₁

Question 3

The second-lightest Hydrogen isotope

Answer 3

Deuterium ²H₁

Question 4

The heaviest Hydrogen isotope

Answer 4

Tritium ³H₁

Question 5

Isotopes of the same element have the same number of…?

Answer 5

protons

Question 6

Isotopes of the same element have different numbers of…?

Answer 6

neutrons

Question 7

The Bohr-Rutherford model of the atom pictures all of its positive charge in the…?

Answer 7

nucleus

Question 8

The Bohr-Rutherford model of the atom pictures …?… of its mass in the nucleus.

Answer 8

most

Question 9

The Bohr-Rutherford model of the atom pictures the electrons in orbits …?… the nucleus.

Answer 9

around

Question 10

The atomic mass number of a proton is …?

Answer 10

1

Question 11

The charge of a proton is…?

Answer 11

+1

Question 12

The atomic mass number of an electron is …?

Answer 12

0

Question 13

The charge of an electron is …?

Answer 13

-1

Question 14

The charge of a neutron is…?

Answer 14

0

Question 15

The atomic mass number of a neutron is …?

Answer 15

1

Question 16

The particles directed at a target in the Rutherford Scattering experiment were …??

Answer 16

Alpha particles

Question 17

The target in the Rutherford Scattering experiment was …???

Answer 17

thin Gold foil

Question 18

The fact that most Alpha particles were undeflected proved that the nucleus was very …?

Answer 18

small

Question 19

The fact that some Alpha particles were deflected back proved that the nucleus had a large …?

Answer 19

mass

Question 20

The fact that the Alpha particles were repelled by the nucleus proved that the nucleus was …??

Answer 20

positively charged

Question 21

An Alpha particle is made up of two protons and …?… neutrons

Answer 21

two