Chemistry Final Exam
Flashcard
•
Science
•
9th - 12th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are isotopes?
Back
Isotopes are variants of a chemical element that have the same number of protons but different numbers of neutrons.
2.
FLASHCARD QUESTION
Front
What is the formula for Tricarbon Octahydride?
Back
C₃H₈
3.
FLASHCARD QUESTION
Front
What type of reaction is a Double Replacement reaction?
Back
A Double Replacement reaction is a type of chemical reaction where two compounds exchange ions or bonds to form two new compounds.
4.
FLASHCARD QUESTION
Front
How is the Modern Periodic Table of Elements arranged?
Back
The Modern Periodic Table is arranged by atomic number, which is the number of protons in an atom.
5.
FLASHCARD QUESTION
Front
What is the significance of balancing chemical equations?
Back
Balancing chemical equations ensures that the law of conservation of mass is followed, meaning the number of atoms of each element is the same on both sides of the equation.
6.
FLASHCARD QUESTION
Front
What is the atomic number of an element?
Back
The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.
7.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.
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