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Acids And Bases
Question | Answer |
---|---|
What does the reaction between an acid and an alkali make? | water and a salt |
What does the reaction between an acid and a metal make? | a salt and hydrogen |
What does the reaction between an acid and a metal oxide make? | water and a salt |
what does the reaction between and acid and a metal carbonate make? | water, a salt, and carbon dioxide |
What dissolves in water to make acids? | Non-metals |
what dissolves in water to make alkaline solutions? | Metals |
what do all acids have in them? | positive hydrogen ions |
what do all alkalis have in them? | negative hydroxide ions |
what equation do we use to figure out an unknown quantity using titration results? | C1V1/n1 = C2V2/n2 |
What colour are acids on the pH scale? | red, orange, or yellow |
What colour are neutral solutions on the pH scale? | green |
What colour are alkalis on the pH scale? | blue or purple |