Revision chemistry
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Slide 1 - Tekstslide
Describe the equipment you need to make salt solution from copper oxide and sulphuric acid
Slide 2 - Open vraag
What colour change would you see when making copper sulphate crystals?
A
Blue to black to clear
B
Clear to blue to black
C
Clear to black to blue
D
no colour change
Slide 3 - Quizvraag
What safety equipment do you need when making crystals
A
goggles
B
goggles and heat proof mat
C
goggles gloves
D
goggles gloves and heat proof mat
Slide 4 - Quizvraag
What do I need to make copper chloride crystals
A
Copper oxide and hydrochloric acid
B
Copper oxide and sulphuric acid
C
copper oxide and hydrofluoric acid
D
Copper oxide and nitric acid.
Slide 5 - Quizvraag
Which sub-atomic particles are shared in a covalent bond?
A
proton
B
inner shell electron
C
neutron
D
outer shell electron
Slide 6 - Quizvraag
Which sub-atomic particles are shared in a covalent bond?
A
proton
B
inner shell electron
C
neutron
D
outer shell electron
Slide 7 - Quizvraag
Which sub-atomic particles make up the atomic mass?
A
protons and electrons
B
protons and neutrons
C
neutrons and electrons
D
protons, neutrons and electrons
Slide 8 - Quizvraag
Which sub-atomic particles make up the atomic mass?
A
protons and electrons
B
protons and neutrons
C
neutrons and electrons
D
protons, neutrons and electrons
Slide 9 - Quizvraag
The number of electrons a non-metal atom needs is the number it will...
A
loose
B
gain
C
transfer
D
share
Slide 10 - Quizvraag
The number of electrons a non-metal atom needs is the number it will...
A
loose
B
gain
C
transfer
D
share
Slide 11 - Quizvraag
The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas
Slide 12 - Quizvraag
The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas
Slide 13 - Quizvraag
An atom has 6 protons. How many electrons will it have?
A
4
B
5
C
6
D
7
Slide 14 - Quizvraag
An atom has 6 protons. How many electrons will it have?
A
4
B
5
C
6
D
7
Slide 15 - Quizvraag
An atom has 13 electrons. How many protons will it have?
A
12
B
13
C
14
D
15
Slide 16 - Quizvraag
An atom has 13 electrons. How many protons will it have?
A
12
B
13
C
14
D
15
Slide 17 - Quizvraag
What form of matter will liquid turn into if you heat it up?
A
Solid
B
It will still be a liquid.
C
Gas
D
Atoms
Slide 18 - Quizvraag
What form of matter will liquid turn into if you heat it up?
A
Solid
B
It will still be a liquid.
C
Gas
D
Atoms
Slide 19 - Quizvraag
The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas
Slide 20 - Quizvraag
The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas
Slide 21 - Quizvraag
The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas
Slide 22 - Quizvraag
The following picture shows the placement of atoms in a-
A
Solid
B
Liquid
C
Gas
Slide 23 - Quizvraag
What colour are the neutrons in this atom?
A
Blue
B
Red
C
Yellow
Slide 24 - Quizvraag
What colour are the electrons in this atom?
A
Blue
B
Red
C
Yellow
Slide 25 - Quizvraag
What is the maximum number of atoms in a small covalent?
A
1
B
2
C
3
D
4
Slide 26 - Quizvraag
What is the maximum number of atoms in a small covalent?
A
1
B
2
C
3
D
4
Slide 27 - Quizvraag
How can I use the periodic table to find out how many shells to draw?
A
Use the electron number
B
Use the proton number
C
Use the atomic weight
D
Use the row number
Slide 28 - Quizvraag
How can I use the periodic table to find out how many shells to draw?
A
Use the electron number
B
Use the proton number
C
Use the atomic weight
D
Use the row number
Slide 29 - Quizvraag
How many carbon atoms are there in a Buckminster Fullerene?
A
20
B
40
C
60
D
80
Slide 30 - Quizvraag
How many carbon atoms are there in a Buckminster Fullerene?
A
20
B
40
C
60
D
80
Slide 31 - Quizvraag
Which chemical is this the formula mass sum for?
12 + (16 x 2)
12 + (16 x 2)
A
B
C
D
Slide 32 - Quizvraag
Which chemical is this the formula mass sum for?
23 + 16 + 1
23 + 16 + 1
A
NaOH
B
NaBr
C
HBr
D
KOH
Slide 33 - Quizvraag
Which chemical is this the formula mass sum for?
2 x 19
2 x 19
A
B
C
D
Slide 34 - Quizvraag
Which chemical is this the formula mass sum for?
1 + 14 + (16 x 3)
1 + 14 + (16 x 3)
A
B
C
D
Slide 35 - Quizvraag
Which chemical is this the formula mass sum for?
14 + (3 x 1)
14 + (3 x 1)
A
B
C
D
Slide 36 - Quizvraag
What is the smallest particle of an element that retains the properties of that element?
A
Electron
B
Molecule
C
Atom
D
Proton
Slide 37 - Quizvraag
Who discovered the electron and proposed the 'plum pudding' model of the atom?
A
James Chadwick
B
Ernest Rutherford
C
J.J. Thomson
D
Niels Bohr
Slide 38 - Quizvraag
What is the total number of protons and neutrons in the nucleus of an atom called?
A
Atomic mass
B
Atomic number
C
Electron cloud
D
Isotope
Slide 39 - Quizvraag
Which subatomic particle has a negative charge and orbits the nucleus of an atom?
A
Proton
B
Electron
C
Photon
D
Neutron
Slide 40 - Quizvraag
What is the modern model of the atom that describes the arrangement of electrons in energy levels or shells?
A
Bohr model
B
Rutherford model
C
Plum pudding model
D
Thomson model
Slide 41 - Quizvraag
What type of bonding involves the sharing of electrons among a lattice of metal atoms?
A
Hydrogen bonding
B
Covalent bonding
C
Metallic bonding
D
Ionic bonding
Slide 42 - Quizvraag
In metallic bonding, what do metal atoms share among the lattice?
A
Photons
B
Neutrons
C
Protons
D
Electrons
Slide 43 - Quizvraag
What property of metals is due to the mobility of electrons in metallic bonding?
A
Conductivity
B
Magnetism
C
Transparency
D
Brittleness
Slide 44 - Quizvraag
What is the term for the ability of metals to be hammered into thin sheets?
A
Malleability
B
Viscosity
C
Luster
D
Ductility
Slide 45 - Quizvraag
What type of bonding is characterized by a 'sea of electrons' surrounding metal cations?
A
Polar bonding
B
Covalent bonding
C
Ionic bonding
D
Metallic bonding
Slide 46 - Quizvraag
What type of bonding involves the transfer of electrons?
A
Hydrogen bonding
B
Covalent bonding
C
Metallic bonding
D
Ionic bonding
Slide 47 - Quizvraag
In an ionic bond, which type of atoms tend to lose electrons?
A
Nonmetals
B
Metals
C
Noble gases
D
Metalloids
Slide 48 - Quizvraag
What is the name given to the charged particles formed by ionic bonding?
A
Neutrons
B
Ions
C
Isotopes
D
Molecules
Slide 49 - Quizvraag
What is the overall charge of an ionic compound?
A
Variable
B
Negative
C
Neutral
D
Positive
Slide 50 - Quizvraag
What is the term for the attraction between oppositely charged ions in an ionic bond?
A
Electrostatic attraction
B
Covalent attraction
C
Magnetic attraction
D
Chemical attraction
Slide 51 - Quizvraag
What is a 'limiting reactant'
A
The reactant which is least reactive
B
The reactant there is the most of
C
The reactant at equilibirum
D
The reactant which is used up the quickest.
Slide 52 - Quizvraag
The displacement reaction between aluminium and iron oxide has a high
activation energy.
What is meant by āactivation energyā?
activation energy.
What is meant by āactivation energyā?
Slide 53 - Open vraag
What is the difference between describe and explain
A
Describe is state what you see. Explain is saying why it happens.
B
Explain is state what you see. Describe is saying why it happens.
