pH Questions
Has a pH of 0 to 6
What is an acid?
A product which is always made when a acid and metal react
Hydrogen
What acid reaction produces Carbon dioxide
acid + carbonate.
Give examples of strong acids
Hydrochloric acid
Sulphuric acid
Nitric acid
Squeaky Pop test is for what gas?
Hydrogen gas H2
Has a pH of 7
What is a neutral chemical?
A compound which is made from any acid reaction
salt
Carbon, Oxygen and Metal forms what type of compound?
metal carbonate
Name some common bases.
Sodium Hydroxide, Sodium Carbonate and Toothpaste
limewater turning milky is the test for which gas.
Carbon Dioxide
Would be a strong base
What is a chemical with a pH of 12 or more
The salt created when HCl reacts with Iron
Iron Chloride
Metal carbonate + acid =
salt + water + Carbon Dioxide
Happens when equal amounts of acid and basic compounds are reacted
neutralisation
Which gas can put out a burning flame?
Carbon Dioxide
A chemical that can be used to demonstrate the strength of an acid or a base
What is an indicator
What reactants produce Sodium Chloride + Hydrogen
Sodium + HCl
Complete the word equation:
Phosphuric acid + Magnesium Carbonate = ________ + Carbon Dioxide + Water
Magnesium Phosphate
What are the products of an acid and base reaction?
water and salt
What is the formula for the salt formed from the reaction between nitric acid and beryllium?
Be(NO3)2
What is being measured to identify the strength of an acid?
The Hydrogen ions
This acid reacts to form sulphate salts
sulphuric acid?
Increasing the temperature and cutting up the carbonate would ........... the rate of reaction with an acid.
increase
What is the formula of the salt produced when Hydrochloric Acid is reacted with Aluminium Hydroxide?
AlCl3
endothermic reaction