Chemistry

Hydroxide

1- ion, OH-

Sulfate

2- ion, SO4 2-

Carbonate

2- ion, CO3 2-

Nitrate

1- ion, NO3 1-

Ammonium

1+ ion, NH4 1+

Acids

Sources of hydrogen ions (H+)

Alkalis

Sources of hydroxide ions (OH-)

Litmus

Acid - red🔴, Alkali - blue🔵

Methyl orange

Acid - red🔴, Alkali - yellow🟡

Phenolphthalein

Acid - pink🩷, Alkali - colourless🤍

Universal indicator

Acid - red🔴, Alkali - purple/blue🔵🟣

Hydrochloric acid makes salts called…

Chlorides

Sulfuric acid makes salts called…

sulfates

Nitric acids make salts called…

Nitrates