Identification of Common Gases (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Flashcards
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Practise the cards
9 cards from this deck
What type of gas is hydrogen?
What type of gas is hydrogen?
Flammable gas
Common reaction that produces hydrogen
Common reaction that produces hydrogen
Metals reacting with acids
Test for hydrogen gas
Test for hydrogen gas
Squeaky pop test
First step in testing for hydrogen
First step in testing for hydrogen
Collect the gas in a test tube
What to light in the squeaky pop test
What to light in the squeaky pop test
A splint (thin piece of wood)
Where to hold the lit splint
Where to hold the lit splint
At the mouth of the test tube
Sound heard if hydrogen is present
Sound heard if hydrogen is present
Squeaky pop sound
What causes the squeaky pop sound
What causes the squeaky pop sound
Hydrogen reacting quickly with oxygen in air
What the hydrogen-oxygen reaction produces
What the hydrogen-oxygen reaction produces
A small explosion