Formulations (OCR GCSE Chemistry A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a formulation?
What is a formulation?
A mixture designed for a specific purpose
Why must chemicals in a formulation be mixed in exact amounts?
Why must chemicals in a formulation be mixed in exact amounts?
To ensure the right properties
What could happen if an ingredient is added in the wrong amount to a formulation?
What could happen if an ingredient is added in the wrong amount to a formulation?
It could become unsafe
What is the role of pigment in paint?
What is the role of pigment in paint?
Gives the paint its colour
What type of compounds are most pigments?
What type of compounds are most pigments?
Metal oxides
Which compound is used as a pigment in white paints?
Which compound is used as a pigment in white paints?
Titanium oxide
What are the two main jobs of the solvent in paint?
What are the two main jobs of the solvent in paint?
Dissolve ingredients & control viscosity
What happens to the solvent when paint is applied?
What happens to the solvent when paint is applied?
It evaporates
What is the role of the binder in paint?
What is the role of the binder in paint?
Makes pigment stick to the surface
What do additives do in paint?
What do additives do in paint?
Give special features like glossy finish
Why are metal alloys considered formulations?
Why are metal alloys considered formulations?
They are mixtures stronger than pure metals
Why are medicines carefully formulated?
Why are medicines carefully formulated?
To ensure they're safe and effective