State the difference between a strong and a weak acid. Give examples for each.
Strong acids are completely ionised in solution in water. Weak acids are partially dissociated into ions in solution in water. Ex:strong - HCl, weak - organic
Oops!
Check
Okay!
Check
15
When crystals loose their water of crystallisation. They are called _________ .
Anhydrous
Oops!
Check
Okay!
Check
15
A base is a molecule or ion that is able to (accept/donate) a proton.
Accept
Oops!
Check
Okay!
Check
15
Spectator Ions are the ones that remain in the solution and are included in the equation. TRUE/FALSE (CORRECT THE STATEMENT IF FALSE)
FALSE (The spectator ions remain in the solution but are left out of the equation.)
Oops!
Check
Okay!
Check
eraser
Reset score!
Oops!
shark
Other team loses 10 points!
Okay!
shark
Other team loses 15 points!
Okay!
banana
Go to last place!
Oops!
baam
Lose 5 points!
Oops!
fairy
Take points!
5
10
15
20
25
fairy
Take points!
5
10
15
20
25
banana
Go to last place!
Oops!
15
What are the methods used for preparing soluble salts.
1) Acid with solid metal, base or carbonate. 2) Acid with alkali by titration
Oops!
Check
Okay!
Check
15
In sodium chloride, which is the positive and negative Ion.
Positive - Sodium
Oops!
Check
Okay!
Check
15
Name the base used in Antacid indigestion tablets.
Magnesium Oxide
Oops!
Check
Okay!
Check
15
Industrial preparation of ammonium is by the _________ process.
Haber
Oops!
Check
Okay!
Check
15
__________ salts are made by neutralising and acid.
Soluble
Oops!
Check
Okay!
Check
15
NAME THE OTHER REACTIONS THAT ALL ACIDS TAKE PART IN, BESIDES NEUTRALISATION.
REACTIONS WITH - i) A REACTIVE METAL ii) A METAL CARBONATE
Oops!
Check
Okay!
Check
banana
Go to last place!
Oops!
fairy
Take points!
5
10
15
20
25
gift
Win 25 points!
Okay!
baam
Lose 25 points!
Oops!
15
Use limestone and Vinegar as an example to show how we can test for carbonates using an acid.
Take a rock which we think is limestone, drop a few drops of vinegar on it. If it fizzes then it could be limestone.
Oops!
Check
Okay!
Check
15
An acid is a molecule or ion that is able to donate a _______ (proton/electron) to a base.
