Topic 1: Pure Substances and Mixtures Flashcards

1
Q

What is the formula for salt?

A

NaCl

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2
Q

what elements contain gaseous non-metals bat room temperature?

A
  • oxygen
  • noble gas
  • diatomic elements
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3
Q

what are the seven diatomic elements?

A

hydrogen
nitrogen
oxygen
fluorine
chlorine
iodine
bromine
(at seven make a seven + first element)

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4
Q
A
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