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Single Replacement Reactions Overview

Single Replacement Reactions Overview

Assessment

Interactive Video

Chemistry, Science, Physics

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains how to write and balance chemical reactions, focusing on a single replacement reaction where sodium is added to water. It covers identifying reactants, determining the type of reaction, writing the reaction using correct chemical symbols, and identifying the products formed. The tutorial emphasizes the importance of writing water as HOH to avoid common mistakes and concludes with guidance on balancing the chemical equation.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the video tutorial?

All of the above

Predicting products of reactions

Balancing chemical equations

Understanding single replacement reactions

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the reactants in the reaction discussed?

Sodium and water

Sodium and hydrogen

Sodium and oxygen

Water and hydrogen

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of reaction involves an element and a compound forming a new compound and element?

Decomposition

Double replacement

Single replacement

Synthesis

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a single replacement reaction, what does sodium replace in water?

Hydrogen

Oxygen

None of the above

Hydroxide

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it suggested to write water as HOH in the reaction?

To remember the separation into hydrogen and hydroxide

To balance the equation more easily

To simplify the equation

To avoid confusion with hydrogen peroxide

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What charge does sodium have when it forms an ion?

Negative two

Positive one

Negative one

Positive two

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of hydroxide in the reaction?

Positive one

Negative one

Negative two

Positive two

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