Unit 1 Part 2 Review

Unit 1 Part 2 Review

Assessment

Flashcard

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the products when magnesium hydroxide (Mg(OH)2) decomposes?

Back

MgO and H2O

2.

FLASHCARD QUESTION

Front

If 64.78 grams of oxygen gas reacts with excess hydrogen gas, how many grams of water will be produced based on the balanced equation 2 H2 (g) + O2 (g) → 2 H2O (l)?

Back

72.92 grams

3.

FLASHCARD QUESTION

Front

What type of reaction is Li + NaCl → LiCl + Na?

Back

Single Replacement

4.

FLASHCARD QUESTION

Front

Balance the following equation: _ Al2O3 + _ NaCl → _ AlCl3 + _ Na2O

Back

1 6 2 3

5.

FLASHCARD QUESTION

Front

Balance the following equation: _ Fe + _ O2 → _ Fe2O3

Back

4 3 2

6.

FLASHCARD QUESTION

Front

What is a decomposition reaction?

Back

A reaction where a single compound breaks down into two or more simpler products.

7.

FLASHCARD QUESTION

Front

Define a balanced chemical equation.

Back

An equation where the number of atoms for each element is the same on both sides.

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