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Chemical Reactions Quiz

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Questions and Answers

What are the initial substances involved in a chemical reaction called?

Products

Reactants or reagents (correct)

Catalysts

Precipitates

What do chemical reactions usually yield?

Unchanged reactants

Precipitates

Reactants with enhanced properties

One or more products with different properties (correct)

What type of changes do nuclear chemistry reactions involve?

Physical changes

Both electronic and nuclear changes (correct)

Only electronic changes

Only nuclear changes

What are chemical reactions usually characterized by?

Chemical change Signup and view all the answers

What do elementary reactions in a chemical reaction consist of?

A sequence of individual sub-steps Signup and view all the answers

What is the primary focus of chemical reactions?

Changes in the positions of electrons and chemical bonds Signup and view all the answers

What distinguishes nuclear chemistry from classical chemical reactions?

It involves both electronic and nuclear changes Signup and view all the answers

What do the substances initially involved in a chemical reaction refer to?

Reactants or reagents Signup and view all the answers

What do chemical reactions usually yield?

One or more products with different properties Signup and view all the answers

What are reactions often characterized by?

A chemical change Signup and view all the answers

Chemical Reactions Quiz

Choose a study mode

Podcast

Questions and Answers

What are the initial substances involved in a chemical reaction called?

What do chemical reactions usually yield?

What type of changes do nuclear chemistry reactions involve?

What are chemical reactions usually characterized by?

What do elementary reactions in a chemical reaction consist of?

What is the primary focus of chemical reactions?

What distinguishes nuclear chemistry from classical chemical reactions?

What do the substances initially involved in a chemical reaction refer to?

What do chemical reactions usually yield?

What are reactions often characterized by?

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