atomic structure

Question 1

what are the 3 subatomic particles?

Answer 1

-proton
-neutron
-electron

Question 2

which subatomic particle is positive

Answer 2

protons

Question 3

are electrons positive, negative or neutral?

Answer 3

negative

Question 4

which subatomic particle is neutral

Answer 4

neutron

Question 5

what is the relative charge of an electron?

Answer 5

-1

Question 6

what is the relative charge of a neutron

Answer 6

0

Question 7

which subatomic particle has the relative charge of +1?

Answer 7

proton

Question 8

what is the relative mass of a neutron

Answer 8

1

Question 9

what is the relative mass of an electron?

Answer 9

very small

Question 10

what is the relative mass of a proton

Answer 10

1

Question 11

where in the atom are protons and neutrons found?

Answer 11

in the nucleus

Question 12

fill the blank:

electrons _____ the nucleus

Answer 12

orbit

Question 13

what is the overall charge of an atom? Why?

Answer 13

Neutral because the number of positive protons is equal to the number of negative electrons

Question 14

What’s the atomic number?

Answer 14

The number of protons
(Same as the number of electrons)

Question 15

What’s the mass number?

Answer 15

The number of protons and neutrons in total

Question 16

what is an isotope?

Answer 16

An atom of the same element that has different numbers of neutrons

Question 17

what is the name for the shells that electrons are arranged in?

Answer 17

Energy levels

Question 18

What’s the maximum of electrons that the lowest energy level can hold

Answer 18

Two

Question 19

What’s the maximum amount of electrons the second energy level can hold?

Answer 19

eight

Question 20

What’s the maximum amount of electrons the third energy level can hold?

Answer 20

eight

Question 21

Which energy level does electrons occupy first?

Answer 21

The lowest available

Question 22

what is the electronic configuration for sodium which has 11 electrons?

Answer 22

2, 8, 1