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Chemistry > Oxygen > Flashcards

Oxygen Flashcards

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1
Q

The word equation for oxygen

A

Hydrogen peroxide
Manganese dioxide
Oxygen + Water

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2
Q

Chemical reaction of oxygen

A

2HsquaredOsquared
Mhosquared
Osqaured + 2hsquaredO

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3
Q

What are the properties of oxygen?

A

It’s colorless,odorless and tasteless gas
It’s slightly heavier than air
It’s soluble in water
Neutral

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4
Q

When burning magnesium in oxygen

A 
Burns a very bright life in oxygen 
White powder (magnesium dioxide) is formed
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5
Q

Equation for the burning of magnesium in oxygen

A

2mg+0(small 2) and goes to 2mgO

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6
Q

When burning carbon in oxygen

A

Turns into carbon dioxide
Blue litmus turns red
It’s an acidic
Turns limewater milky

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7
Q

Preparation of oxygen

A 
Prepared by the breakdown of hydrogen peroxide (H squared 0 squared) into oxygen  and water
Magnesium dioxide (Mn0 squared) acts as a catalyst to make the reaction go faster.
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8
Q

What are the gases in the air

A

Nitrogen,oxygen,water vapour,argon and carbon dioxide

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Chemistry (4 decks)

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