Australian Resources
What term describes a natural resource that cannot be replaced as quickly as it is used
Non-renewable.
The name for a positive ion.
Cation
The type of bonding that involves sharing electrons
Covalent
The two elements that make up all hydrocarbons
Hydrogen and Carbon
The name of the chemical reaction that occurs when an alkane burns in the presence of lots of oxygen (two words)
Complete combustion.
Name the metal extracted from red ore in Australian deserts.
Iron
The reason atoms trade electrons.
To achieve a full outer shell.
The name for atoms that bond in pairs eg. O2 and H2
Diatomic
The name of CH₄
Methane
Also known as a silent killer, this toxic gas is a product of incomplete combustion.
Carbon monoxide
Many Aboriginal tribes across Australias east coast travelled south to harvest this animal, which was mushed into paste.
Ionic bonds form between these types of atoms.
Non-metals
Covalent molecules have low melting points because of this.
Weak intermolecular bonds
The molecular formula of pentane.
C5H12
State the chemical reaction (products and reactants) for complete combustion of C2H6
Ethane + Oxygen gas --> Carbon dioxide and water
Stainless steel is an alloy made of mostly iron and 10% what beginning with C.
Chromium
An atom with an atomic mass of 6 and an atomic number of 13 has how many protons and how many neutrons?
Protons: 6
Neutrons: 7
Dissolved salt can conduct electricity because of this.
Free moving ions/charges
The process that separates crude oil into its different hydrocarbons.
Fractional distillation.
What product is extracted at the bottom of a fractional distillation column and how is it used.
Bitumen/asphalt, for road surfaces
This mineral is mined from hard rock spodumene in Australia, but from underwater salt lakes in south america.
What is Lithium
An atom's combining capacity, meaning how many chemical bonds it can form with other atoms.
Valency
The chemical formula and the chemical name of the compound formed from Al³⁺ and O²⁻ ions
Formula: Al2O3
Name: Aluminium trioxide
An open-chain alkane molecule contains 20 atoms altogether. Its molecular formula and name.
C₆H₁₄
hexane.
The name of the process in which larger hydrocarbons are split into smaller, more useful hydrocarbons.
Cracking