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Molecules, Compound, and Periodic Table by Caroline Schwartz Flashcards | StudBud
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Molecules, Compound, and Periodic Table by Caroline Schwartz
Molecules, Compound, and Periodic Table by Caroline Schwartz
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25 plays
By: Caroline Schwartz
Flashcards
12 cards
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Questions
12
Answers
1
What chemical reaction releases heat?
Endothermic
Exothermic
Exoplasmic
Endoplasmic
2
How many groups are there on the periodic table?
14
7
18
19
3
True or False: A compound is the simplest form of a substance.
True
False
4
True or False: Digesting food is a physical change
False
True
5
What does the Lewis Dot Diagram show?
Protons and Neutrons
Valence Electrons
None of the Above
Electrons and Protons
6
What is O
2
?
Compound
Molecule
Both
7
What does K stand for on the periodic table?
Copper
Potassium
Krypton
Calcium
8
What is H
2
O?
Compound
Molecule
Both
9
How many periods are there on the Periodic Table?
9
5
10
7
10
What type of change is soda opening and going flat?
Physical Change
Chemical Change
11
What is Gold on the Periodic Table?
Au
Ag
Os
Ge
12
What is a mixture?
Two or more elements chemically bonded together
Two or more substances physically combined
Two or more atoms chemically bonded together
Simplest form of a substance
