What is the name of J.J. Thomson's Model of an Atom?
Chem Unit 2 Review

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Chemistry
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Plum-Pudding Model
2.
FLASHCARD QUESTION
Front
What does X represent in a reaction profile graph for the reaction between methane and oxygen?
Back
Activation energy
3.
FLASHCARD QUESTION
Front
Where are the metals located on the Periodic Table?
Back
On the left
4.
FLASHCARD QUESTION
Front
If a sulfur atom has 16 protons, 16 electrons, and 16 neutrons, what is its atomic mass?
Back
32
5.
FLASHCARD QUESTION
Front
How do you find how many neutrons are in an atom?
Back
Subtract the atomic number from the atomic mass.
6.
FLASHCARD QUESTION
Front
What is the atomic number of an element?
Back
The number of protons in the nucleus of an atom.
7.
FLASHCARD QUESTION
Front
What is the difference between an element and a compound?
Back
An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.
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