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Periodic Table
States of Matter
Acids and Bases
Atomic Properties
Bonding
100
The symbol for sodium
What is Na?
100
Solids, liquids and gases
What are three states of matter?
100
A substance that dissolves in water to give a solution with a pH of less than 7
What is an acid?
100
A positively charged subatomic particle
What is a proton?
100
A bond formed by transfer of electrons
What is an ionic bond?
200
The elements across a row of the periodic table
What is a period?
200
A state of matter that flows, conforms to the shape of the container but has low compressibility
What is a liquid?
200
A substance that increases the concentration of hydroxide ions in water
What is a base?
200
A subatomic particle with an extremely small mass
What is an electron?
200
A bond that is formed between atoms with an electronegativity difference of 0.5 on the Pauling Scale
What is a polar covalent bond?
300
The alkaline metals
What is the name for group 1?
300
The process of becoming a vapour
What is evaporation?
300
pH 7
What is the pH of a neutral solution?
300
Dumbell shaped
What is the shape of a p orbital?
300
A bond consisting of 1 sigma bond and 2 pi bonds
What is a triple bond?
400
The atomic number for fluorine
What is 9?
400
A state that has the lowest energy
What is a solid?
400
When an acid and a base react together to give a solution with a pH of 7
What is neutralisation?
400
A covalent bond formed by the sideways overlap of orbitals
What is a pi bond?
400
Intermolecular bonding
What is the bonding between molecules called?
500
A particle with a positive charge
What is a cation?
500
A change directly from the solid to the gaseous state without becoming liquid
What is sublimation?
500
A chemical that reacts with an acid to give off a gas that turns lime water milky
what is a carbonate?
500
An element with 17 electrons and 20 neutrons
What is an isotope of chlorine?
500
A covalent bond between two atoms where one of the atoms provides both electrons that form the bond.
What is a coordinate (or dative) bond?