Atomic 1

Question 1

Which atomic model introduced the concept of the electron?

Answer 1

Thompson’s model in 1904

Question 2

What did Rutherford’s model primarily identify within the atom?

Answer 2

Nucleus

Question 3

Which model propose that electrons travel in fixed orbit around the nucleus?

Answer 3

Bohr’s model

Question 4

Who is credited with the first atomic theory that described atoms as invisible?

Answer 4

Dalton

Question 5

Which atomic model is based on quantum mechanics?

Answer 5

Modern atomic model

Question 6

In which year was Thompsons model proposed?

Answer 6

1897

Question 7

What is the primary feature of the modern atomic model?

Answer 7

Electron cloud

Question 8

Which model was developed after Rutherford model

Answer 8

Bohr’s model

Question 9

What concept did Bohr’s model introduce regarding electron behaviour?

Answer 9

Fixed orbits

Question 10

Which atomic model is proposed in 400 BC?

Answer 10

Greek model

Question 11

What did Dalton’s model lack compared to later models?

Answer 11

Understanding of electrons

Question 12

Which atomic model was introduced in 1911?

Answer 12

Rutherford model

Question 13

What is a key characteristic of Thompson’s model?

Answer 13

Discovery of electron

Question 14

Which model is associated with the idea of an electron cloud?

Answer 14

Modern atomic model

Question 15

What did the Greek model propose about atoms?

Answer 15

Atoms are indivisible

Question 16

Which atomic model was developed in 1913?

Answer 16

Bohr’s model

Question 17

What is the main focus of Rutherford atomic model?

Answer 17

Nucleus

Question 18

Which atomic model was the 1st to suggest the existence of a nucleus?

Answer 18

Rutherford model

Question 19

What does atomic theory suggest about large objects?

Answer 19

They obey classical mechanics

Question 20

Which theory describes the motion of electrons?

Answer 20

Wave theory

Question 21

What is the nature of the energetic content of electrons?

Answer 21

It is quantised

Question 22

What does the electromagnetic spectrum consist of?

Answer 22

A collection of wavelengths and frequencies

Question 23

What type of mechanics do subatomic particles obey?

Answer 23

Quantum mechanics

Question 24

What is the primary focus of wave theory in relation to the electrons?

Answer 24

Their when will motion

Question 25

How are large objects described in terms of their particle composition?

Answer 25

They are made of particles

Question 26

What aspect of the electromagnetic spectrum is crucial for identifying electron motion?

Answer 26

Wavelengths and frequencies

Question 27

What is the relationship between particles and mechanics in atomic theory?

Answer 27

Particles can obey both classical and quantum mechanics

Question 28

What distinguishes subatomic particles from large objects in terms of mechanics?

Answer 28

Subatomic particles obey different mechanics

Question 29

In the context of atomic theory what is a key character characteristic of electrons?

Answer 29

They have quantised energy levels

Question 30

what type of mechanics do large objects follow according to atomic theory?

Answer 30

Classical mechanics

Question 31

What is the significance of the electromagnetic spectrum in atomic theory?

Answer 31

Identify the motion of electrons

Question 32

Which of the following best describes the motion of electrons?

Answer 32

Wave theory

Question 33

What is a fundamental property of the energetic content of electrons?

Answer 33

It is quantised

Question 34

What do we call the range of wavelengths and frequencies that characterise electromagnetic radiation

Answer 34

Electromagnetic spectrum