Acids and Alkalis Flashcards
(21 cards)
A substance that can catch fire easily
Flammable
A substance that contains hydrogen particles and has a pH scale of lower than 7
Acid
A substance that contains hydrogen particles and has a pH scale of higher than 7
Alkalis
A substance that gives off a large amount of heat when in contact with other substances
Oxidising
A substance that is able to dissolve or eat away any other material such as your skin
Corrosive
Something that causes damage
Harmful
A dye that is used as an indicator
Litmus
To cause itching or sores on your body
Irritate
Poisonous
Toxic
A scale that measures the strength of acids and alkalis
pH scale (Lower-case p Capital H)
A substance that is neither acid or alkali and is at pH scale 7
Neutral
A substance that turns different colors in acid or alkali
Indicator
An indicator made up from a range of other indicators which shows how acidic or alkaline a substance is
Universal Indicator
A piece of laboratory glassware used to measure the volume of a liquid accurately
Burette
To break food down into simpler substances that can be absorbed by the blood
Digest
Changing acid or alkali into a solution of pH7
Neutralisation
Discomfort that is caused by too much acid in the stomach
Indigestion
Damage to teeth caused by acid produced by bacteria
Tooth Decay
A liquid filtered through filter paper
Filtrate
A quantity that changes in an investigation
Variable
A substance or action to put something right
Remedy
