Making salts, acid and metal carbonate

Complete the following word equation:

Metalcarbonate + acid -->

• Salt + Hydrogen

• Salt + Water + Carbon Dioxide

• Salt + Water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What colour does the solution turn when sulfuric acid is added to copper carbonate?

• Blue

• Green

• Clear

• Purple

Tags

NGSS.MS-PS1-2

What does the word insoluble mean?

• Does dissolve

• Doesn't dissolve

• Is part of a solid

What is the test for Carbon Dioxide?

• Add Litmus paper

• Lime water turning milky

• Squeaky pop

What is the test for Hydrogen gas?

• Squeaky pop

• Lime water turning cloudy

• Add pH paper

Salts that are made with sulfuric acid are called ______________.

• chlorides
• sulfates
• nitrates
• carbonates

Salts that are made with nitric acid are called ______________.

• chlorides
• sulfates
• nitrates
• carbonates

Which salt would be formed by reacting cobalt carbonate and hydrochloric acid?

• Cobalt sulfate

• Cobalt chloride

• Cobalt hydroxide

• Cobalt sulfide

Tags

NGSS.MS-PS1-2

When a soluble salt is formed from an acid and an insoluble base, how do you know when an excess of a base has been added?

• When bubbles of gas appear

• When the reactant all dissolves

• When some of the reactant is left unreacted/undissolved

• When a colour change happens

Tags

NGSS.MS-PS1-2

Why do you add excess of the insoluble reactant when making a soluble salt?

• To make sure all the acid is used up

• To separate the solid from the solution

• To make sure a reaction occurs

• To have the reaction happen faster

Tags

NGSS.MS-PS1-5