Loading video...

Video Failed to Load

Go Home

This experiment is known as Tollens' test, often called the "silver mirror test," and it's one of the most visually satisfying reactions in chemistry.

stemexplor's profile picture

S.T.E.M Explorer

57,331 subscribers

27,569 views • 2 months ago •via X (Twitter)

Science & TechnologyEducation
LIVE

Anya Rossi• Live Now

Private livecam show

1 Comments

Graham Hill's profile picture
Graham Hill2 months ago

what a waste of perfectly good sugar that belongs in the coffee.

Related Videos

Have you heard about the Mandrel Test before? It’s one of the most critical (and often skipped) checks in duct bank installations.
1:00

Have you heard about the Mandrel Test before? It’s one of the most critical (and often skipped) checks in duct bank installations.

ENGR FIX

13,673 views • 9 months ago

The chemistry of fire, different compounds having their own corresponding flame signature which is so predictable that an element can be identified by the colour of its flame This is known as the flame test
1:00

The chemistry of fire, different compounds having their own corresponding flame signature which is so predictable that an element can be identified by the colour of its flame This is known as the flame test

Science girl

22,066 views • 8 months ago

Levels in Melkhior's Tower (as it's now called) will be traversed via one way trapdoors. Not quite as easily as the video shows, this is just a test. 😀 #playdate #gamedev #indiedev #pixelart
0:24

Levels in Melkhior's Tower (as it's now called) will be traversed via one way trapdoors. Not quite as easily as the video shows, this is just a test. 😀 #playdate #gamedev #indiedev #pixelart

Richard Jordan

12,857 views • 10 months ago

Marlon is heading to Diamond Gym this week, often called one of the most dangerous gyms in the world 😱
0:32

Marlon is heading to Diamond Gym this week, often called one of the most dangerous gyms in the world 😱

Chip

13,299 views • 8 months ago

2) CT angiograms tells you your artery health This is Dr. Hurst's go-to test for finding what kind of plaque is in your arteries. Soft plaque is the dangerous kind that causes most heart attacks. Insurance often covers the test.
0:27

2) CT angiograms tells you your artery health This is Dr. Hurst's go-to test for finding what kind of plaque is in your arteries. Soft plaque is the dangerous kind that causes most heart attacks. Insurance often covers the test.

A Paradise for Parents

59,726 views • 5 months ago

Happy birthday to the legendary Albert King, born on this day in 1923! He is often regarded as one of the greatest and most influential bluesguitarists of all time Albert King, B. B. King and Freddie King, all unrelated, were known as the "Three Kings of the Blues"
1:27

Happy birthday to the legendary Albert King, born on this day in 1923! He is often regarded as one of the greatest and most influential bluesguitarists of all time Albert King, B. B. King and Freddie King, all unrelated, were known as the "Three Kings of the Blues"

Melodies & Masterpieces

27,965 views • 1 year ago

Httyd (2025) is probably the most visually distinct and most visually stunning blockbuster this year but no one is ready for this conversation
6:31

Httyd (2025) is probably the most visually distinct and most visually stunning blockbuster this year but no one is ready for this conversation

✧𝔽𝕣𝕠𝕤𝕥𝕪 ✧ || Tsumugi lover 🎃🐈‍⬛

5,468,808 views • 1 year ago

this is the most visually and audibly pleasing video in the history of history
0:22

this is the most visually and audibly pleasing video in the history of history

MuFAWSA

99,521 views • 1 month ago

This is easily one of the most atmospheric and visually stunning games I’ve ever played.
0:30

This is easily one of the most atmospheric and visually stunning games I’ve ever played.

DriftRespawn

155,853 views • 4 months ago

Why is this still one of the most satisfying duo fights in the franchise?
2:28

Why is this still one of the most satisfying duo fights in the franchise?

AnimeHits

37,045 views • 5 months ago

As a fun experiment, I've been tinkering with building a new test runner. It's crazy how fast it is (and this is only using one process to be a fair comparison, by default it's doing parallel testing)
0:32

As a fun experiment, I've been tinkering with building a new test runner. It's crazy how fast it is (and this is only using one process to be a fair comparison, by default it's doing parallel testing)

Brent

10,029 views • 3 months ago

I swear this is one of the most satisfying defeat in the whole series
5:14

I swear this is one of the most satisfying defeat in the whole series

movie tweets

556,010 views • 26 days ago

The effects of the drug “spice” in Birmingham- this is known as a “mamba attack” and leaves the user often incapacitated.
0:33

The effects of the drug “spice” in Birmingham- this is known as a “mamba attack” and leaves the user often incapacitated.

Scarcity News

175,915 views • 2 years ago

On this day in 1944 "Casablanca" was awarded three Academy Awards including "Best Picture"... the film has more than stood the test of time, and is frequently near, or at the top of most lists as the best and most beloved films of all time. Is it one of your favorites?
1:31

On this day in 1944 "Casablanca" was awarded three Academy Awards including "Best Picture"... the film has more than stood the test of time, and is frequently near, or at the top of most lists as the best and most beloved films of all time. Is it one of your favorites?

Noirchick In Old Hollywood

124,552 views • 8 months ago