atomic structure

Question 1

proton

Answer 1

• relative mass : 1
• relative charge : +1
• location : nucleus

Question 2

neutron

Answer 2

• relative mass : 1
• relative charge : 0
• location : nucleus

Question 3

electron

Answer 3

• relative mass : 1/2000
• relative charge : -1
• location : shells

Question 4

Atomic number-

Answer 4

number of protons (no. of electrons for neutral atom)

Question 5

Mass number

Answer 5

number of protons + neutrons

Question 6

Number of neutrons

Answer 6

mass number - atomic number