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Oxygen
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NRJC
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Key Stage 4
Meaning
Oxygen
(
O
2
)is a
gaseous
(at
room temperature
)
non-metal
element
with 8
protons
in its
nucleus
.
Testing for Oxygen
Collect the
gas
in a
test tube
.
Place a glowing
splint
over the mouth of the
test tube
.
If the
splint
relights then the
gas
is
Oxygen
.