Week 2- Atomic Structure

Question 1

Charge and mass of neutron

Answer 1

C= 0
M= 1

Question 2

Charge and mass of proton

Answer 2

C= +1
M= 1

Question 3

Charge and mass of electron

Answer 3

C= -1
M= 1/1820

Question 4

Explain electromagnetic force

Answer 4

Attracts opposite electrical charges
Repulses same charge

Question 5

Explain strong nuclear force

Answer 5

Binds together protons and neutrons within the nucleus

Question 6

Explain electrostatic force

Answer 6

Repulses things with the same charge
(Protons within nucleus )

Question 7

In an atom, where can we find the atomic mass number

Answer 7

Top left

Question 8

In an atom, where can we find the atomic number

Answer 8

Bottom left

Question 9

In an atom, where can we find the neutrons and protons

Answer 9

They make up atomic mass number
Top left

Question 10

In an atom, where can we find the protons

Answer 10

Atomic mass number (with neutrons, top)
Atomic number (on its own, bottom)

Question 11

Describe and isotope

Answer 11

Same number of protons
Different number of neutrons

Question 12

Name the first shell

Answer 12

K

Question 13

Name 4 shells in order

Answer 13

K
L
M
N

Question 14

State the calculation to work out shell numbers

Answer 14

2N squared

N= shell number

Question 15

Describe a sub shell

Answer 15

Subdivisions of electrons within a shell

Question 16

What shape is an s orbital

Answer 16

Spherical

Question 17

What shape is a p orbital

Answer 17

Dumbbell