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semester exam
review
33
Chemistry
10th Grade
12/14/2010

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Cards

Term
List the scientific method in order:
Definition
Observe, Hypotheses, Test, Conclude
Term
Who is credited with finding the proton?
Definition
Rutherford
Term
Who is credited with finding the neutron?
Definition
Chadwick
Term
Changes in matter that do not change the composition of a substance are called:
Definition
Physical
Term
Any condition that changes is called a:
Definition
Chemical Change
Term
This type of property can only be observed when a substance is changed into another substance:
Definition
Chemical
Term
The building blocks of matter are called what?
Definition
Atoms
Term
Who is credited with creating the atomic theory of matter?
Definition
Dalton
Term
Who is credited with finding the electron?
Definition
Thompson
Term
What is the charge of the electron?
Definition
Negative
Term
What is the charge of the proton?
Definition
Positive
Term
What was the first model of the atom called?
Definition
Plum pudding
Term
List the four states of matter from the highest energy level to the lowest energy level:
Definition
Plasma, Gas, Liquid, Solid
Term
What does the atomic number tell you?
Definition
Number of protons and electrons
Term
What does the mass number tell you?
Definition
Number of protons and neutrons
Term
Who discovered quanta and eventually led to the discovery of Quantum Mechanics?
Definition
Plank
Term
Who discovered the photoelectric effect?
Definition
Einstein
Term
Who discovered that electrons were located in orbits?
Definition
Bohr
Term
List atlest 3 types of electormagnetic waves:
Definition
Microwave, Light Wave, X-ray, Radio Wave
Term
The vertical columns in the periodic table are called:
Definition
Groups
Term
The horizontal rows in the periodic table are called:
Definition
Periods
Term
Alkali Metals are found in what group on the periodic table?
Definition
A1
Term
Alkaline Earth Metals are found in what group on the periodic table?
Definition
2A
Term
Halogens are found in what group on the periodic table?
Definition
7A
Term
Chalcogens are found in what group on the periodic table?
Definition
6A
Term
Noble Gases are found in what group on the periodic table?
Definition
8A
Term
Who is credited with the creation of the periodic table?
Definition
Mendeleve
Term
As you get closer to the Noble Gases, what happens to the ionization energy levels?
Definition
Decreases
Term
A negative charge is called what?
Definition
Cation
Term
A positive charge is called what?
Definition
Antion
Term
What bond shares electrons?
Definition
Covalent Bonds
Term
What bond gives and takes electrons?
Definition
Ionic Bonds
Term
An atom that gains an electron will have what charge?
Definition
Negative
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