Amplify Chemical Reactions

Amplify Chemical Reactions

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a chemical reaction?

Back

A chemical reaction is a process where substances (reactants) are transformed into new substances (products) through the breaking and forming of chemical bonds.

2.

FLASHCARD QUESTION

Front

What are reactants in a chemical reaction?

Back

Reactants are the starting substances that undergo a chemical change during a reaction.

3.

FLASHCARD QUESTION

Front

What are products in a chemical reaction?

Back

Products are the substances that are formed as a result of a chemical reaction.

4.

FLASHCARD QUESTION

Front

What is meant by 'repeating groups of atoms'?

Back

Repeating groups of atoms refer to specific arrangements of atoms that occur multiple times in a molecule, often seen in polymers or complex compounds.

5.

FLASHCARD QUESTION

Front

How do the properties of substances relate to their atomic structure?

Back

The properties of substances, such as smell, color, and melting point, are determined by the types and arrangements of atoms in their structure.

6.

FLASHCARD QUESTION

Front

What is the significance of molecular structure in determining the properties of a substance?

Back

Molecular structure influences how substances interact with each other, affecting their physical and chemical properties.

7.

FLASHCARD QUESTION

Front

What is the difference between a solid, liquid, and gas in terms of molecular arrangement?

Back

In solids, molecules are closely packed in a fixed arrangement; in liquids, molecules are close but can move past each other; in gases, molecules are far apart and move freely.

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