Junior Cert Science- Chemistry - Acids & Basesacidbase.jpg

Gap-Filling Quiz

Type the answers (or copy and paste them) into the blank boxes.
You may press the Hint button to get the next letter. However, you will lose marks each time that you receive a hint.
When you have selected all of your answers, click on the "Check" button.
Good luck!
   blue      carbonate      colour      greater      indicator      less      neutral      neutralisation      pH      red      salt      soluble      sour   
Acids have a taste. Acids turn blue litmus paper and have a pH than 7.
Bases turn red litmus paper and have a pH than 7. An alkali is a base that is in water.
The scale measures the strength of acids and bases. A substance will have a pH of 7.
An is a substance that can show if a substance is an acid, base or neutral by a change.
A reaction will occur when an acid and base react to form a and water. An acid and a will react to form a salt, water and carbon dioxide.