science tests Flashcards
1
Q
test for hydrogen
A
magnesium + hydrochloric acid. Then capture the hydrogen in an upside down boiling tube and put a lit splint underneath and it will make a pop sound.
2
Q
What is the positive test for lipids
A
Cloudy liquid that doesn’t seperate
3
Q
What is the positive test for starch
A
Black, purple color
4
Q
test for carbon dioxide
A
Calcium carbonate + HCl bubble the carbon dioxide through limewater. The limewater will turn into a milky /cloudy color.
5
Q
What is the positive test for protein
A
cloudy blue color
6
Q
How to test for oxygen
A
Manganese dioxide+hydrogen peroxide
and put a blowing splint in the tube and the splint should relight
7
Q
What is the positive test for sugar
A
orange color
