What is a word equation in chemistry?
Chemistry - Word Equations warm up

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Chemistry
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A word equation is a way of representing a chemical reaction using the names of the reactants and products instead of chemical formulas.
2.
FLASHCARD QUESTION
Front
What are the products of the reaction between sodium and chlorine?
Back
Sodium chloride (NaCl) is the product formed when sodium reacts with chlorine.
3.
FLASHCARD QUESTION
Front
What is the difference between a physical change and a chemical change?
Back
A physical change involves a change in physical properties without altering the chemical composition, while a chemical change results in the formation of new substances with different chemical properties.
4.
FLASHCARD QUESTION
Front
What are the reactants in the word equation for photosynthesis?
Back
Carbon dioxide (CO2) and water (H2O) are the reactants in the word equation for photosynthesis.
5.
FLASHCARD QUESTION
Front
What is the correct word equation for the reaction of magnesium with oxygen?
Back
Magnesium + Oxygen → Magnesium oxide.
6.
FLASHCARD QUESTION
Front
What symbol is commonly used to indicate that a chemical reaction has occurred?
Back
The arrow (→) is used to indicate that a chemical reaction has occurred, showing the direction of the reaction from reactants to products.
7.
FLASHCARD QUESTION
Front
What is the role of reactants in a chemical reaction?
Back
Reactants are the starting substances that undergo a chemical change to form products.
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