Combined and Co-ordinated Sciences (Chemistry) | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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15

Which gas fills bags of chips and snacks to make sure the food doesn't go rancid from exposure to oxygen?

nitrogen

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10

What is the formula for lye (caustic soda)?

NaOH (used in making paper, soaps, and in cleaners)

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trap

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gift

Win 25 points!

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fairy

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banana

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20

How can excessively acidic soil be dealt with?

It can be neutralized with lime (calcium oxide, calcium hydroxide, calcium carbonate=limestone, or chalk).

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5

What kind of reaction occurs when an acid is mixed with a base?

a neutralization reaction

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25

What do factories have to spray acidic waste with jets of slaked lime before the gases leave the chimneys?

a flue-gas desulfurizer

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20

Why might someone swallow the insoluble magnesium hydroxide?

It is an antacid.

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15

What is the formula for caustic potash?

KOH (used in making soap)

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seesaw

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star

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fairy

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banana

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15

Alkalis feel _____ to the skin (They convert the oils in your skin into _______).

soapy/soap

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10

A flue-gas desulfurizer reduces emissions of what gas?

sulfur dioxide

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20

Which gas is used in the Haber process to manufacture ammonia and fertilizers?

nitrogen

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monster

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magnet

Take 20 points!

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fairy

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thief

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5

What is NaOH?

sodium hydroxide (lye)

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15

What do ALL metal oxides and hydroxides do?

They all neutralize acids, whether soluble or not. They are bases.

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15

Each plant grows best in certain pH soils. Which prefers more acidic soil, potatoes or onion?

potatoes (prefer 4.5-6.0, whereas onions prefer 6.0-7.5)

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