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AQA GCSE Chemistry
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Hydrocarbons
AQA GCSE Chemistry
8 cards
Cards (497)
CO2
Covalent
bond
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HCl
Covalent
Bond
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H2
Covalent
bond
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Propene
C3H6
, Pro-:
3
CARBON ATOMS
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Methane
CH4, Covalent Bond
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N2
Covalent
bond
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O2
Covalent
bond
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H2O
Covalent
Bond
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Butene
C4H8
, BUT-:
4
CARBON ATOMS
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Propane
C3H8, Pro-: 3 CARBON ATOMS
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Solid
(S) state symbol
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Aqueous
(aq) state symbol, dissolved in
water
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Gas
(
g
) state symbol
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Liquid
(l) state symbol
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Micrometre
1
x
10-6
m
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Mole
1
mol
of a substance will have a mass in
grams
equal to its Ar/Mr, e.g. 1 mol of C = 12g - Ar(C) = 12
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Nanometre
1
x
10-9
m
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Millimetre
1
x
10-3
m
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Potassium reacting with water
2K + 2H2O -->
2KOH
+ H2
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Potassium Reaction with Chlorine
2K
+
Cl2
--> 2KCl
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Lithium reacting with water
2Li + 2H2O -->
2LiOH
+
H2
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Lithium Reaction with Chlorine
2Li +
Cl2
-->
2LiCl
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Sodium Reacting with Water
2Na + 2H2O -->
2NaOH
+
H2
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Sodium Reaction With Chlorine
2Na
+
Cl2
--> 2NaCl
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450ºC
for the Haber Process is a compromise between max
yield
and speed of
reaction
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Potassium Reaction with Oxygen
4K + O2 --> 2K2O
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Lithium reacting with Oxygen
4Li
+ O2 -->
2Li2O
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Sodium reaction with oxygen
4Na
+ O2 -->
2Na2O
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A blast furnace is used to extract
iron
from its ore at high temperatures using
carbon
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A formulation is a
complex
mixture designed as a
useful
product, e.g. food, paint, solvents, etc.
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A hypothesis is a
proposal
that could explain a fact or
observation
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A hypothesis must be
testable
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A
mole
contains 6.02x1023 atoms
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A
molecule
has any element chemically joined together, e.g. O2, I2
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A more
reactive
metal will displace a less reactive metal from a
compound
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A solute is a chemical dissolved in a solvent
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According to collision theory, reactions can only occur when reacting particles collide with each other and collide with sufficient energy
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Acid + Metal
Salt + Hydrogen
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Acid + Metal Carbonate
Salt + Water + CO2
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Acid
+ Metal Hydroxide
Salt + Water
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