Chapter 2-atomic Models

Question 1

Billiard ball model

Answer 1

Dalton

Question 2

Raisin bun/plum pudding model

Answer 2

Thomson’s model

Question 3

Nuclear model

Answer 3

Rutherford

Question 4

Planetary model

Answer 4

Bohr’s model

Question 5

Wave model

Answer 5

Quantum

Question 6

Discuss neutrons, protons, and electrons in rutherford’s atomic model

Answer 6

Neutron-theorized them, did not discover them (N/A)

Proton-positively charged and contained in the nucleus

Electron- rapidly moving, negatively charged and scattered outside of the nucleus

Question 7

Discuss neutrons,protons, and electrons in Daltons atomic model

Answer 7

Neutron- (N/A)

Proton- (N/A)

Electron- (N/A)

Question 8

Discuss neutrons,protons and electrons in Bohr’s atomic model

Answer 8

Neutrons- neutral particles in the nucleus

Protons- positively charged and protected in the nucleus

Electrons- negatively charged, circled outside the nucleus

Question 9

Discuss neutrons, protons and electrons in thomsons atomic model

Answer 9

Neutrons- (N/A)

Protons- heavy, positive particles making up the sphere

Electrons- light, negative particles embedded in the sphere

Question 10

Who was the first person to define an element as the final form that cannot be broken down further by ordinary chemical means

Answer 10

Lavoisier

Question 11

Rutherford developed his theory by shooting alpha particles at thin _________ foil

Answer 11

Gold

Question 12

Was the first to recognize the nucleus as a small,dense, positively charged core

Answer 12

Rutherford

Question 13

Bohr first thought electrons travelled on ________

Answer 13

Orbits