Reaction Unit Revision Flashcards
Iron oxide + magnesium=
Magnesium oxide + iron
What is the first part of the name of a salt?
The metal
What’s the second part of the name of a salt?
The shortened acid e.g. hydrochloric acid becomes chloride
What’s a displacement Reaction?
When an oxide, salt, ect with a metal of a lower reactivity than another metal is put with the more reactive metal and the more reactive metal takes the place of the less reactive metal making the more reactive metal oxide + the less reactive metal.
What do you get when you add iron with nitric acid?
Iron nitrate + hydrogen
What numbers do acids cover on the Ph scale?
1-6
What number is a neutral solution on the Ph scale?
7
What is a chemical reaction?
An irreversible reaction which makes a new product.
What colour does blue litmus paper go in acid?
Red
What is a physical Reaction?
A reversible reaction which only changes the state of something.
