Chem and Physical Science Final Review

Chem and Physical Science Final Review

Assessment

Flashcard

Chemistry

10th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What are coefficients in a chemical equation?

Back

Coefficients are the numbers placed before the compounds in a chemical equation to indicate the number of molecules or moles of each substance involved in the reaction.

2.

FLASHCARD QUESTION

Front

How do you balance a chemical equation?

Back

To balance a chemical equation, adjust the coefficients of the reactants and products to ensure that the number of atoms of each element is the same on both sides of the equation.

3.

FLASHCARD QUESTION

Front

What is the formula for ammonium sulfide?

Back

(NH₄)₂S

4.

FLASHCARD QUESTION

Front

What is the formula for beryllium oxide?

Back

BeO

5.

FLASHCARD QUESTION

Front

What type of reaction is represented by P₄ + 3O₂ → 2P₂O₃?

Back

Synthesis reaction.

6.

FLASHCARD QUESTION

Front

What is a synthesis reaction?

Back

A synthesis reaction is a type of chemical reaction where two or more simple substances combine to form a more complex product.

7.

FLASHCARD QUESTION

Front

What is a decomposition reaction?

Back

A decomposition reaction is a type of chemical reaction where a single compound breaks down into two or more simpler products.

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