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10
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Atom what is it?
The smallest particle of a chemical element, consisting of a nucleus and electrons
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10
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H2SO4 how also called
Hydrogen sulfate
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15
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Highest oxidation state of sulfur ?
+6
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20
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Elements that have similar properties will have the same __________ on the periodic table.
group
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monster
Reset all scores!
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gift
Win 5 points!
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gift
Win 25 points!
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lifesaver
Give 10 points!
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20
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Free 20 points
:DDDD
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trap
No points!
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gold
Win 50 points!
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gift
Win 10 points!
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banana
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thief
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25
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star
Double points!
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gift
Win 15 points!
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banana
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20
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What are the effects of sulfuric acid on metals?
Sulfuric acid is corrosive to metals and can cause them to dissolve, forming hydrogen gas and metal sulfate compounds.
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25
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What is important sulfate salts ? (name 3)
Na2S04.10H20 - Glauber salt, MgSO4.7H20 - Epsom salt, CaS04.2H20 - gypsum, BaSO4- barite, KAI(SO4)2âĒ12H20 - potassium alum, CuSO4.5H20 - copper (Il) sulfate pen
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15
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Balance H2O + SO4 = H2SO4 + OH -
2H2O + SO4 â H2SO4 + 2OH
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15
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Free 15 points
:D
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5
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Which element is first in the periodic table?
H
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baam
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fairy
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rocket
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baam
Lose 20 points!
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15
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Sulfuric acid strong or weak acid ?
Strong acid
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5
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how many groups are in the periodic table?
18
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