CHEMISTRY (TB) | Baamboozle - Baamboozle | The Most Fun Classroom Games!

This soil is acidic. How can we make it alkaline?

Use a lime fertiliser.

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What is Litmus? ( List 3 things)

It is the most used indicator. Extracted from lichens. It is purple in neutral solution, red in acidic solution and alkalis turn litmus solution blue.

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This ion makes the solution acidic.

Hydrogen ion (H+)

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Sulfuric acid is a _____________ acid and Citric acid is an ___________ acid.

Mineral, Organic

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On the pH scale, what could 1,2,3,4,5,6,7,8,9,10,11,12,13,14 be?

pH 7 is neutral, pH less than 7 is acidic, pH more than 7 is alkaline.

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Name the element common to all acids.

Hydrogen (H)

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What is the difference between an acidic and alkaline solution?

Acidic (H+) Alkaline (OH-) ions

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thief

Give points!

gold

Win 50 points!

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fairy

Take points!

lifesaver

Give 20 points!

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AMPHOTERIC OXIDES????????????????

They are oxides of a metal. Behave as acidic or basic oxides.

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seesaw

Swap points!

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star

Double points!

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fairy

Take points!

lifesaver

Give 25 points!

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heart

Other team wins 20 points!

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seesaw

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rocket

Go to first place!

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thief

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Differentiate between metal and non - metal oxides.

METAL OXIDES - SOLID AT ROOM TEMPERATURE, FORM ALKALINE SOLUTIONS NON - METAL OXIDES - GASES A ROOM TEMPERATURE, FORM ACIDIC SOLUTIONS

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Explain the reaction of a non metal with oxygen.

Non metals react with oxygen to form acidic oxides or neutral oxides.

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"Brush your teeth 2-3 times daily" - Something we do daily, explain in detail why?

Sugars from the food we eat, feed bacteria which make acids which are corrosive, they start damaging our tooth surfaces, leading to tooth decay. Toothpaste...

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