Balancing equations, Single & Double Displacement
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a chemical equation?
Back
A chemical equation is a symbolic representation of a chemical reaction, showing the reactants and products involved.
2.
FLASHCARD QUESTION
Front
What are reactants in a chemical reaction?
Back
Reactants are the starting substances that undergo a chemical change in a reaction.
3.
FLASHCARD QUESTION
Front
What are products in a chemical reaction?
Back
Products are the substances formed as a result of a chemical reaction.
4.
FLASHCARD QUESTION
Front
What is a coefficient in a chemical equation?
Back
A coefficient is a number placed in front of a chemical formula to indicate how many molecules or moles of that substance are involved in the reaction.
5.
FLASHCARD QUESTION
Front
What is a subscript in a chemical formula?
Back
A subscript is a number written below and to the right of a chemical symbol that indicates the number of atoms of that element in a molecule.
6.
FLASHCARD QUESTION
Front
What is a double displacement reaction?
Back
A double displacement reaction is a type of chemical reaction where two compounds exchange ions or bonds to form two new compounds.
7.
FLASHCARD QUESTION
Front
What is a single displacement reaction?
Back
A single displacement reaction is a chemical reaction where one element replaces another element in a compound.
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