1. Atomic Theorists, Theories and History

2. Which law states the mass of the reactants must equal the mass of the products?
Law of conservation of mass
Law of definite proportions
Law of multiple proportions
Table 10

3. What does the following diagram describe?
Solid sphere Model
Stationary planetary model
Plum pudding model
Pulsating planetary model
Table 10

4. The following diagram describes best the ideas of whom?
Aristotle
John Dalton
J J Thomson
Ernest Rutherford
Niels Bohr
Table 10

5. The following diagram describes best the ideas of whom?
Aristotle
John Dalton
J J Thomson
Ernest Rutherford
Niels Bohr
Table 10

6. Law of conservation of mass Law of definite proportions
Which law states that elements will combine in fixed ratios to form a compound?
Law of conservation of mass
Law of definite proportions
Law of multiple proportions
Table 10

7. What idea does the following diagram describe?
Solid sphere Model
Stationary planetary model
Plum pudding model
Pulsating planetary model
Table 10

8. Which law defines the following? H2 + O2  H2O2 H2 + O2  H2O
Law of conservation of mass
Law of definite proportions
Law of multiple proportions
Table 10

9. What does the following diagram describe?
Solid sphere Model
Stationary planetary model
Plum pudding model
Pulsating planetary model
Table 10

10. The isotope C-16 has which of the following?
16 protons
6 neutrons
8 neutrons
10 neutrons
12 electrons
16 neutrons
Table 10

11. If an atom is neutral, which subatomic particles would be equal?
Protons and neutrons
Neutrons and electrons
Protons and Electrons
Table 10

12. How many total electrons does the following ion have F-
One
Two
Seven
Eight
Nine
Ten
Table 10

13. What takes up the most space in an atom?
Nucleus
Neutrons
Protons
Electrons
Electron cloud
Table 10

14. What is the charge of the nucleus?
Negative
Positive
Both negative & positive
Neutral
Table 10