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- 1. Multiple Choice
JJ Thomson was credited for the discovery of the:
Center of the universe
Proton
Electron
Neutron
- 2. Multiple Choice
Ancient civilizations believed that all matter was made up of 4 basic “elements," which were defined as:
Air, fire, earth, water
Carbon, hydrogen, oxygen, nitrogen
Hydrogen, oxygen, water, air
Earth, wind, fire, steel
- 3. Multiple Choice
Most historical records consider _________________________ as the Father of Modern Chemistry.
Isaac Newton
John Dalton
Antoine Lavosier
Albert Einstein
- 4. Multiple Choice
The first universally accepted theory on atoms was proposed in 1803 by:
Winston Churchill
John Dalton
James Bond
J J Thomson
- 5. Multiple Choice
Which two subatomic particles can be found in the nucleus of an atom?
Ribosomes and endoplasmic reticulum
Neutrons and protons
Electrons and protons
Protons and alpha particles
- 6. Multiple Choice
What charge do protons have?
Positive
Negative
Neutral
No charge
- 7. Multiple Choice
What charge do electrons have?
Positive
Negative
Neutral
No charge
- 8. Multiple Choice
What charge do neutrons have?
Positive
Negative
Neutral
Neutrons don't exist
- 9. Multiple Choice
What scientist is best known for his "Plum Pudding" model of the atom?J.J. TomsonErnest RutherfordJohn DaltonDemocritus - 10. Multiple ChoiceAn atom's overall charge is ________.
Positive
It depends
Neutral
Negative
- 11. Multiple ChoiceWhat contribution did John Dalton make to atomic theory?
He discovered that every atom was positively charged.
He discovered that every element consisted of one type of atom
He discovered that atoms had nuclei
He discovered that atoms could be divided into smaller parts
- 12. Multiple Choice
Niels Bohr suggested that electrons:
Are found in specific orbits
Are scattered throughout the atom
Move according to their energy level
Are positive
- 13. Multiple Choice
This person's atomic model was similar to a solar system, where planets orbit around the Sun.
BohrThomsonRutherfordDalton - 14. Multiple Choice
Rutherford discovered this part of the atom:
Nucleus
Neutron
Proton
Electron
- 15. Multiple Choice
Which Scientist created this model?
Democritus
Chadwick
Bohr
Rutherford
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