Periodic Table
Matter
Physical & Chemical Changes
Acidic & Basic
KEITH
100
Magnesium has an atomic number of 12 and atomic mass is 24. what is the number of neutron? A. 12 B. 10 C. 24 D. 16
A. 12
100
When a solid changes into a liquid, it is called ...... a. vaporization b. melting c. evaporation
b. melting
100
What type of change occurs at the molecular level? A. chemical change B. physical change C. temperature change D. all of the above
D. all of the above
100
True or false? Properties of acids include being corrosive and having a sour taste
True
100
Who am I? A. singer B. mailman C. Mechanic
singer
200
Mercury is in group 12 so it is a? A. Noble Gas B. Non metal C. Lanthanide D. Transition Metal
D. Transition Metal
200
The states of matter are the following: solids, liquids, gases, plastics. a. True b. False
a. True
200
Using the following forces: motion and pressure, which type of change can occur? A. chemical change B. physical change C. neither
B. physical change
200
True or false? A cation is an ion with more protons than electrons, giving it a positive charge
True
200
How old am I? A. 16 B. 18 C. 17 D. 14 E. 19
D. 14
300
The first noble gas in the periodic table is A. Helium B. Argon C. Hydrogen D. Neon
A. Helium
300
Which state can hold its own shape? a. a solid b. a liquid c. a gas
a. a solid
300
Explanation: All of these could be indicators that a chemical change has occurred. NOTE: Be careful because some of these observations also can be indicators of physical changes. Which of the following could indicate that a chemical change took place? Check all that apply. A. change of color B. change in temperature or energy C. formation of gases D. all of the above
D. all of the above
300
True or false? Potassium hydroxide contains potassium, oxygen and helium
False - Hydrogen not helium
300
What's my astrological sign? A. AQUARIUS B. GEMINI C.TAURUS D.SAGITTARIUS
A. AQUARIUS
400
Elements in the same group have similar A. atomic radii B. atomic masses C. chemical properties D. atomic numbers
C. chemical properties
400
6.Which three of the following statements explains why solid particles have a definite shape? A. There is a strong force of attraction between the particles. B. They are packed together very tightly. C. They can be compressed. D. They are arranged in a regular way.
B. They are packed together very tightly.
400
Explanation: Once rust has formed on a bike, it cannot be reversed. The chemical composition of the metal on the bike has been altered. This is an example of a chemical change that can be observed by a change in color. Is rust forming on a bicycle a physical or a chemical change? A. chemical change B. physical change
A. chemical change
400
Which of the following statements is true concerning acids and bases? A. acids and bases don't react with each other B. acids mixed with bases neutralize each other C. acids mixed with bases make stronger bases D. acids mixed with bases make stronger acids
B. acids mixed with bases neutralize each other
400
In what city was I born A. The Bronx B. Newark C. New Orleans D. Nashville
D. Nashville
500
The least reactive elements of the periodic table are A. Alkaline Earth Metals B. Noble Gases C. Transition Metals D. Alkali Metals
B. Noble Gases
500
7.Gases consist of particles that A. are packed close together. B. have a regular arrangement. C. are strongly attracted to each other. D. are very far apart.
D. are very far apart.
500
Explanation: The breaking of bonds takes place when the original materials collide with each other and then new substances are formed with new atomic bonds. In a chemical reaction, bonds are broken and reformed between different atoms. A. True B. False
A. True
500
Which is the correct set of acid properties, as described by Boyle A. sour taste, corrosive, change litmus from red to blue B. sour taste, corrosive, change litmus from blue to red C. sweet taste, slippery, change litmus from blue to red D. sour taste, slippery, change litmus from blue to red
B. sour taste, corrosive, change litmus from blue to red
500
what my favorite song? A. How to love B. No type C. No flex zone D. Love and happens
D. Love and happens
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