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Atomic Structure
Metals
Acids and Bases
Equations
Rules
100
What is the name of the 3 sub-atomic particles in an atom?
Protons, neutrons and electrons
100
Tarnishing
What is the slow reaction the occurs when metal reacts with oxygen?
100
Name these acids - HCl, H
2
SO
4
, HNO
3
Name these bases - NaOH, NH
3
, Ca(OH)
2
Hydrochloric Acid, Sulfuric Acid, Nitric Acid. Sodium Hydroxide, Ammonia, Calcium Hydroxide
100
Magnesium + Oxygen =
Magnesium Oxide (MgO)
100
Metal + Oxygen =
Metal oxide
200
Finish this sentence - The number of _________________ is equal to the number of ______________ and equals the ________ number.
The number of electrons is equal to the number of protons and equals the atomic number
200
Which metal is more reactive? Zinc, Lithium, Copper, Gold, Magnesium, Lead
Lithium, Magnesium, Zinc, Lead, Copper, Gold
200
What number donates an acid and what donates a base on the pH scale?
1 and 14.
200
Iron (ii) + Water =
Iron Oxide + Hydrogen gas
200
Metal + Water =
Metal hydroxide + Hydrogen gas.
300
What has happened to the Oxygen atom when it forms an Oxygen ion? What is the charge on it?
Gained two electrons. Has a 2- charge.
300
List 5 properties of metal
Malleability, Ductility, Conductive, Lusture, Hard,
300
Acid + Base =
Salt + water
300
Balance this equation Fe + Cl
2
= FeCl
3
Fe + Cl
2
= Fe
2
Cl
3
300
Metal + Acid =
Metal Salt + Hydrogen gas
400
What are the atoms in the following compound? How many atoms all up? Name the following compound. Pb(NO
3
)
2
Lead, Nitrogen and Oxygen. 9 atoms. Lead nitrate
400
Why is copper used for water pipes and wires?
High electrical conductivity, low reactivity.
400
Universal and Litmus are used to do what?
Test pH
400
Magnesium + Water = Magnesium hydroxide + Hydrogen gas Write the balanced chemical equation (symbols)
Mg
2+
+ 2H
2
O =Mg(OH)
2
H
2
400
Acid + Carbonate =
Salt + Water + Carbon Dioxide
500
Aluminum + Chloride = Al
3+
+ Cl
2-
= Complete these equations.
Aluminum Chloride, AlCl
3
.
500
Why is pure Iron not useful for a building material?
Rusting
500
What color would Universal indicator turn in Sodium hydroxide?
Blue,Purple
500
Sulfuric acid + Calcium = Complete and Balance this equation (word and symbol)
H
2
SO
4
+ Ca = CaSO
4
+ H
2
500
Metal oxide + Water =
Metal Hydroxide