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15 questions
What was Thomson's model known as?
Thomson's atom model
Thomson pudding model
Thomson plum pudding model
Plum pudding model
Whose theory came first: Thomson, Dalton, Rutherford
Rutherford
Dalton
Thomson
Which of the following best demonstrate Dalton's Atomic Theory?
Within Dalton's Atomic Theory, he had proposed...
Atoms were the smallest particles that existed and could be divisible
Atoms were the smallest particles that existed and were round
Atoms were the smallest particles that existed and could not be divisible
In Thomson's theory, he proposed...
Atoms can be divisible, into smaller particles
Atoms cannot be divisible, but have smaller particles inside
Everything is made up of atoms
Thomson discovered that there were negative charged particles within an atom called...
Electrons
Protons
Neutrons
What are the 2 differently charged particles within an atom?
Protons & neutrons
Protons & nucleus
Protons & Electrons
Electrons & Neutrons
Within Thomson's Plum Pudding Model, what did he suggest were the "cake" and the "fruit"?
Cake = positively charged material; Fruit = electrons
Cake = electrons; Fruit = positively charged material
What did Rutherford predict would happen in the Gold Foil experiment?
The alpha particles would not all pass through the gold foil and rebound back
The alpha particles would not pass through the gold foil at all
The alpha particles would pass right through the gold foil with no resistance
Rutherford's model of the atom suggests that the electrons...
orbit around the nucleus in 3D
orbit around the nucleus in a circle
are inside the nucleus
Rutherford also suggested that the nucleus is made up of...
Neutrons & electrons
Electrons & protons
Protons & neutrons
What is the overall charge of an atom?
Positive
Negative
Neutral
What is an atom?
The largest possible form of an element on the periodic table
The smallest possible material that exists
The smallest possible form of an element on the periodic table
True or False: All atoms can combine to form molecules
True
False
What are molecules made up of?
Non-metal atoms in a set ratio
Metallic atoms in a set ratio
Any atoms in a set ratio
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