Test for Hydrogen & Carbon Dioxide Flashcards

All 4 cards in this deck

What is the chemical test for hydrogen, and the positive result?

Apply a lighted splint; it burns with a squeaky pop.

What is the chemical test for carbon dioxide, and the positive result?

Bubble the gas through limewater; it turns milky (cloudy).

What is limewater?

A solution of calcium hydroxide in water.

True or false? Hydrogen is tested for using a glowing splint that relights.

False. A relighting glowing splint tests for oxygen; hydrogen gives a squeaky pop with a lighted splint.