Chem flashcards

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  • Created by: ayouyx
  • Created on: 11-01-20 23:05
What is the term for gas turning into a solid?
Deposition
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How do you test for Carbon Dioxide?
Lime water becoming cloudy.
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What is an element?
A group of the same atom.
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How do you make hydrogen gas?
Any reactive metal and acid.
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Who discovered that electrons were in shells?
Niels Bohr
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Protons have...
A mass of 1 and a charge of +1.
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Which of these IS chemically bonded: Mixture or Compound?
Compound
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How do you test for oxygen gas?
A glowing splint will re-light.
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How do you test for hydrogen gas?
A lighted splint will cause a pop noise.
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What is the definition of pure?
Something which has had nothing added to it.
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Is mineral water pure?
No. There are things added to it.
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Other cards in this set

Card 2

Front

How do you test for Carbon Dioxide?

Back

Lime water becoming cloudy.

Card 3

Front

What is an element?

Back

Preview of the front of card 3

Card 4

Front

How do you make hydrogen gas?

Back

Preview of the front of card 4

Card 5

Front

Who discovered that electrons were in shells?

Back

Preview of the front of card 5
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