Team 1
0
Team 2
0
Teams
Name
Score
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Loading
25
×
Explain the normal method of preparing carbon dioxide in the lab.
Dilute hydrochloric acid is reacted with marble chips (calcium carbonate).
Oops!
Check
Okay!
Check
25
×
How can we test for carbonates?
If it reacts with an acid to produce a gas (CO2) it indicates carbonates.
Oops!
Check
Okay!
Check
15
×
Why is water neutral?
Concentrations of H+ and OH- are equal.
Oops!
Check
Okay!
Check
×
trap
No points!
Oops!
×
star
Double points!
Okay!
×
shark
Other team loses 25 points!
Okay!
×
banana
Go to last place!
Oops!
×
trap
No points!
Oops!
×
fairy
Take points!
5
10
15
20
25
×
shark
Other team loses 10 points!
Okay!
×
baam
Lose 15 points!
Oops!
25
×
Which metals produce hydrogen in unsafe reactions with acids?
very reactive metals like sodium or calcium
Oops!
Check
Okay!
Check
5
×
Alkali solutions have an excess of ______ ions.
OH-
Oops!
Check
Okay!
Check
15
×
What does amphoteric mean?
capable of reacting as either an acid or a base
Oops!
Check
Okay!
Check
15
×
What is created when a metal takes the place of the hydrogen in an acid?
a salt
Oops!
Check
Okay!
Check
5
×
a molecule or ion that is able to accept a proton
a base
Oops!
Check
Okay!
Check
20
×
Which word means "capable of reacting as either an acid or a base"?
amphoteric (or amphiprotic)
Oops!
Check
Okay!
Check
20
×
What are the products of the reaction between sodium hydroxide and hydrochloric acid?
sodium chloride and water
Oops!
Check
Okay!
Check
20
×
What are the products of a metal reacting with an acid?
salt + hydrogen
Oops!
Check
Okay!
Check
25
×
What is the chemical name for marble?
calcium carbonate (CaCO3)
Oops!
Check
Okay!
Check
×
trap
No points!
Oops!
×
star
Double points!
Okay!
×
gift
Win 5 points!
Okay!
×
lifesaver
Give 25 points!
Oops!
×
eraser
Reset score!
Oops!
×
seesaw
Swap points!
Okay!
×
rocket
Go to first place!
Okay!
×
thief
Give points!
5
10
15
20
25
×
Restart
Review
Join for Free
;
Your experience on this site will be improved by allowing cookies.
Allow cookies