7 Questions
Chemical reactions can be recognized by observing changes in ______, color, gas evolution, or temperature.
state
To make chemical reactions more informative, we use different symbols to represent the ______ and ______ states of reactants and products.
Chemical reactions can be recognized by observing changes in ______, color, gas evolution, or temperature.
state
To make chemical reactions more informative, we use different symbols to represent the ______ and ______ states of reactants and products.
physical, aqueous
A chemical reaction can be expressed symbolically by using a ______ equation.
chemical
We balance the chemical equation so that the number of atoms of each element involved in the reaction remain the ______ at the reactant and product side.
same
The reaction in which two or more substances combine to form a new single substance is called a ______ reaction.
combination
Study Notes
Chemical Reactions
- Chemical reactions can be recognized by observing changes in state, color, gas evolution, or temperature.
Representation of Reactants and Products
- Different symbols are used to represent the solid and aqueous states of reactants and products.
Chemical Equations
- A chemical reaction can be expressed symbolically by using a chemical equation.
- The chemical equation is balanced to ensure the number of atoms of each element involved in the reaction remains the same at the reactant and product side.
Types of Reactions
- A reaction in which two or more substances combine to form a new single substance is called a synthesis reaction.
Test your knowledge of chemical reactions and chemical equations with this quiz. Learn about the different types of chemical changes and how they can be represented symbolically. Challenge yourself to recognize and understand various chemical reactions.
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