Free Printable Single replacement Pr5,8

Worksheets

Single replacement Pr5,8

Total questions: 18

Worksheet time: 18mins

Name

Class

Date

Which metal is the most active

Which reaction occurs

Ag + KNO3 ------> K + AgNO3

K + AgNO3 ------> Ag + KNO3

Which reaction occurs

2Li (s) + 2H2O (l) -----> 2LiOH (aq) + H2 (g)

2 LiOH (aq) + H2 (g) -------> 2 Li (s) + 2 H2O (l)

What will be the result of the following:

LiBr + Na --->

Li will replace Na

Na will replace Br

Na will replace Li

no reaction will occur

What will be the result of : Zn + AuCl₂->

ZnCl₂ +Au

ZnAu + Cl₂

no reaction

ClAu + Zn

Which compound is higher in reactivity, Ag or Ca?

Neither

They're equal

What do we look at to determine if an element is strong enough to replace another element in a single replacement reaction?

Solubility Rules

Ionic Charges

It must be insoluble!

Activity Series

The chemical reaction AgNO₃ + NaCl --> AgCl + NaNO₃is a

single displacement

double displacement

composition

decomposition

The chemical reaction Zn + H₂SO₄ --> ZnSO₄ + H₂is a

single displacement

double displacement

composition

decomposition

10.

Based on the activity series, which metal could X represent in the reaction below?
X + Ca (NO₃)₂ --> Ca + X (NO₃)₂

11.

Some chemical reactions require a substance called a catalyst. The purpose of a catalyst is

to warm up the reaction

to speed up the reaction

to create more reactants

to stop the reaction

12.

An element plus additional element reacts to form one product is an example of which type of chemical reaction?

combustion

decomposition

synthesis

single replacement

13.

Magnesium reacts with hydrochloric acid to produce magnesium chloride and hydrogen gas this happens because?

Magnesium is higher on the reactivity series then hydrogen

magnesium is more reactive than hydrogen

magnesium is able to break the bond between HCl and form MgCl₂

both b and c are correct

14.

Which type of reaction takes place in the presence of oxygen and produces carbon dioxide and water?

double replacement

decomposition

combustion

single replacement

15.

Provides evidence that a chemical reaction has occurred.

dissolving

melting

formation of a gas

bending

16.

The right side of the equation below is called the

products

reactants

17.

Which statement is not a description of a chemical reaction?

A solid is dropped into a beaker of liquid and a gas is released.

Two liquids are mixed in a beaker and a solid forms at the bottom of the beaker.

A solid is dropped into a beaker of liquid and an explosion occurs.

A liquid is heated in the sun and half of it evaporates.

18.

What type of reaction is illustrated below?
FeS + Hal --> H₂S + FeCl

synthesis

decomposition

single replacement

double replacement

Reset

Single replacement Pr5,8

Total questions: 18

Worksheet time: 18mins

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