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Team 2
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Teams
Name
Score
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15
×
Which one is the most alkaline in the pH scale?
Tomatoes
Baking soda
Oven Cleaner
Stomach acid
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15
×
The ionic formula for Magnesium chloride is...
Mg<sup>2+</sup>Cl<sup>-</sup><sub>2</sub>
(Mg<sup>+</sup>)<sub>2</sub>Cl<sup>-</sup>
Mg<sup>2+</sup>(Cl<sup>-</sup>)<sub>2</sub>
Mg<sup>+</sup>Cl<sup>-</sup>
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15
×
The formula for nitric acid is...
H<sub>3</sub>PO<sub>4</sub>
HCl
HNO<sub>3</sub>
H<sub>2</sub>SO<sub>4</sub>
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15
×
The general word equation of the reaction of an acid with a metal is
metal + acid --> salt + hydrogen
metal + acid --> salt + water
metal + acid --> salt + carbon dioxide
metal + acid --> salt + vinegar
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15
×
The number of moles of lithium hydroxide in 500 cm3 of water of 0.1 mol/l solution is
5 mol
50 mol
0.05 mol
0.5 mol
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15
×
Which is the most accurate way of measuring pH?
Just use your finger
electronic pH meter
Indicator
pH paper
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15
×
Acids have a pH less than 7
True
False
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×
trap
No points!
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×
shark
Other team loses 20 points!
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×
shark
Other team loses 25 points!
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×
lifesaver
Give 10 points!
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15
×
In a neutralisation reaction the pH moves....
towards 7
towards Glasgow
towards 1
towards 14
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15
×
What all fruits have in common?
They are full of proteins
They all full of fat
They all contain bases
They all contain acid
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15
×
An alkaline solution has a higher concentration of hydroxide ions than pure water.
True
False
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eraser
Reset score!
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×
star
Double points!
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×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
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15
×
What is another word for combustion?
Melting
Incinerating
Exothermic
Burning
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thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
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×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 5 points!
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15
×
The products in the picture are examples of everyday....
Bases
Cleaning products
Salts
Acids
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15
×
When Magnesium oxide neutralises sulphuric acid the salt produced is called..
magnesium sulphide
sulphur magneside
magnesium sulphorous
magnesium sulphate
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