Gases Flashcards
You can identify some gases by the way they respond to
Certain stimuli
When match lit is inserted into a tube of hydrogen gas, it will
Make a popping sound
Glowing wood will _ when put into hydrogen tube
Burst into flame and relight
Glowing wooden splint in oxygen tube will
Relight
Glowing wood put into carbon dioxide gas tube will
Completely go out
C02 gas also reacts in limewater to form
A cloudy precipitate
Ammonia has a — that might make your eyes water
Biting smell
Ammonia turns _ blue
Red litmus paper
Because of weak intermolecular forces, gas molecules
Move independently of each other
Gas molecules
Bounce all over the place
Noble gases exist as
Monoatomic gases
Monoatomic gases are a single atom that is not
Bonded to anything else
(3) are monoatomic gases
He
O
H
Other elements exist as
Diatomic gases
Diatomic gases are
2 of same elements bonded together
