Foundation tier papers may include questions in which you have to complete a sentence. Some of these questions include words to choose from in a box. You do not have to use all the words - some of them will be wrong.
These questions have been written by Bitesize consultants as suggestions to the types of questions that may appear in an exam paper.
Sample question 1 - Foundation
Question
Use words from the list to complete the sentences.
[2 marks]
A salt
Acidic
Neutral
Alkaline
If a solution has a pH of 8, it is ______________. Some vinegar has a pH of 4, so the vinegar is ________.
If a solution has a pH of 8, it is alkaline. Some vinegar has a pH of 4, so the vinegar is acidic.
Sample question 2 - Foundation
Question
Use words and numbers from the list to complete the sentences.
[3 marks]
Lead
Anode
Cathode
Bromine
In electrolysis, the positive electrode is called the _______ and the negative electrode is called the _______. In the electrolysis of molten lead bromide, the substance produced at the cathode is _______.
In electrolysis, the positive electrode is called the anode and the negative electrode is called the cathode. In the electrolysis of molten lead bromide, the substance produced at the cathode is lead.