Acids, Alkalis, Neutralisation, Reactivity + Displacement

What is the pH of a neutral solution?

What is the pH of the strongest acid on the pH scale? What colour would it turn litmus paper?

• 0, Purple

• 0, Red

• 14, Purple

• 14, Red

Pick the alkalis.

• Soap

• Lemon juice

• Toothpaste

• Sodium Hydroxide

• Vinegar

Which acid would I need to make the following salt?

Copper sulfate

• nitric acid

• sulfuric acid

• hydrochloric acid

What are the two products formed when an acid reacts with an alkali?

• A salt

• A metal

• Water

• Hydrogen

Write out the following elements from most reactive to least reactive:

magnesium, sodium, gold, potassium, iron, carbon

Complete the equation below to give the general equation for the reaction of a metal with dilute acid.

metal + acid > _____ + ______

Which is the correct word equation for the reaction between magnesium and sulfuric acid

• magnesium + sulfuric acid > magnesium sulfate + water

• magnesium + sulfuric acid > magnesium sulfate + metal oxide

• magnesium + sulfuric acid > magnesium sulfate + hydrogen

What two reactants would you need to form a metal oxide

• Metal

• Oxygen

• Hydrogen

• Water

• Salt

A metal oxide and a non-metal oxide are dissolved in water. Which solution has the highest pH?

• metal oxide

• non-metal oxide