Unit 1(chem) 🧡 Flashcards
Acids are…
Solution
Where do acids have there acidic properties
In water
Concentrated
Lots of acid dissolved in a measured amount of water
Dilute
In a dilute solution there is a small amount of acid
What is alkaline
Chemical opposites of acids
Uses of hydrochloric acid
Help the human stomach digest
Use of sulfuric acid
Used in car batteries
Use of nitric acid
Used to make fertilisers
Use of ethanol if acid
One of the substances in vinegar
Use of carbonic acid
Used in fizzy drinks
Use of sodium hydroxide
Used to make oven and drain clearnser
Use of calcium hydroxide
To treat soil which is to acidic for certain plants
Use of magnesium hydroxide
Used to make indigestion remixes
Use of ammonia
Used to make fluids which clean sliver and brass
Litmus with acid and alkaline
Red blue purple
Phenolphthalein rection with acid and alkaline
Colourless and pink
Methyl orange
Red. Yellow
Bromothymol blue
Yellow. Blue
What does the universal indicator do
Shows us how strongly acid /alpine a solution is
Colour Ph 1,2
Red
Colour ph 3,4
Orange
Colour ph 5.6.
Yellow
Clolor ph 7
Green neural
Colour ph 8,9
Blue green
Colour ph 10, 11
Blue
Colour ph 12,13,14
Purple
Sulfuric acid colour with Indicator
Red
Ethanoinc acid colour with indicator
Orange
Sodium hydroxide colour with indicator
Purple
Calcium hydroxide colour with indicator
Purple
Ammonia colour wth indicator
Blue
Sodium chloride colour wth indactor
Green
Acids are substances that…
Dissolve in water and form a solution with a ph less than 7
Alkalines are substances that..
Dissolve in water and form a solution with a ph greater than 7
