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Saint Cecilias Y7 Reactants, products and word equations Flashcards | StudBud
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Saint Cecilias Y7 Reactants, products and word equations
Saint Cecilias Y7 Reactants, products and word equations
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#Activate1 #wordequations #chemistry #KS3 #reactants #products #atoms #elements #compounds #C3.1
Flashcards
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1
Elements on one side must be on the other. Complete the equation: ? + oxygen → copper oxide
chlorine
copper
oxygen
potassium
2
What reactants are needed to produce carbon dioxide?
Co
Ca and O
C and O
CO
3
Which formula represents carbondioxide?
Ca
CO2
CO
Co
4
A compound is more than one type of atom. Which one is a compound?
Magnesium oxide
Copper
Hydrogen
Oxygen
5
Which statement is true?
Products are always on the right hand side
Products are always on the left hand side
6
what is the name of the product formed when nitrogen reacts with chlorine?
nitrogen oxide
nitrogen nitrate
nitrogen chloride
nitride chlorine
7
What product is formed when calcium reacts with oxygen?
oxygen calcide
calcium oxygen
oxygen calcuim
calcium oxide
8
What is produced when lithium reacts with sulphur?
lithium sulphide
lithium sulphate
9
Elements are only one type of atom. Which one is an element?
He
H2O
NaOH
10
The product(s) is/are
Aluminium oxide
Oxygen
Aluminium
Aluminium and oxygen
11
Elements on one side must be on the other. Complete the equation: magnesium and oxygen → ?
potassium chloride
potassium oxide
magnesium oxide
magnesium chloride
12
The reactants are...
Cu (copper) and O2 (oxygen)
Cu (copper)
O2 (oxygen)
CuO (copper oxide)
13
Elements on one side must be on the other. Complete the equation: Na + Cl → ?
NC
NaCl
ClNa
NaC
14
Elements on one side must be on the other. Complete the equation: sodium + ? → sodium chloride
carbon
chlorine
calcium
copper
15
What is an element?
More than one type of atom
More than one type of atom chemically bonded
One type of atom
16
The product(s) is/are
Na
Cl2
NaCl
Na and Cl2
17
What is an atom?
Lots of particles together
The smallest unit of an element (a particle)
Lots of different particles together
18
What reactants are needed to produce magnesium chloride?
manganese and chloride
chloride
magnesium and chlorine
manganese
19
What is a compound?
More than one type of atom chemically bonded
More than one type of atom mixed together
One type of atom
20
A product is...
substances that react together
new substance(s) made in a chemical reaction
what you use to speed up a reaction
21
The product(s) is/are...
2CuO
Cu
Cu and O2
CuO2
22
The product is/are...
copper
oxygen
copper oxide
copper and oxygen
23
A reactant is...
How quickly a substance responds to another substance
A starting substance in a reaction (thing that reacts)
A substance that gives out heat
Something that is made in a chemical reaction
24
The product(s) is/are
Magnesium oxide
Magnesium
Oxygen
25
Elements are only one type of atom. Which one is an element?
Carbon dioxide
Oxygen
Iron oxide
Potassium hydroxide
26
Elements are only one type of atom. Which one is an element?
Potassium
Rust
Water
Sodium hydroxide
27
The reactants are...
magnesium oxide
magnesium and oxide
magnesium and oxygen
28
A compound is more than one type of atom. Which one is a compound?
O2
H2
KF
Ar
29
The reactants are...
Cl2 and NaCl
NaCl
Na and Cl2
Na and NaCl
30
Elements on one side must be on the other. Complete the equation: sodium and chlorine → ?
sodium hydroxide
sodium chlorine
sodium chloride
copper chloride
31
Identify the product formed when potassium reacts with fluorine
potassium oxide
potassium fluorate
KCl
potassium fluoride
