The periodic table, Atoms and solutions Flashcards
What are the first 5 elements in the periodic table
Hydrogen, Helium, Lithium, Beryllium, Boron
What are the 3 components of an atom called
Proton, Neutron and electron
What is relative mass and electrical charge of a proton
Relative mass: 1
Electric charge: +1
What is the relative mass and electrical charge of a neutron
Relative mass: 1
Electric charge: 0
What is the relative mass and electrical charge of an electron
Relative mass: 0
Electronic charge: -1
What is the symbol for Water
H2O
What is the symbol for carbon dioxide
CO2
What is the symbol for hydrochloric acid
HCL
How would you write 4 water atoms
4H2O
What is solubility
The maximum amount of a substance that will dissolve in a given volume of solvent
Where do you find the mass of an atom
The nucleus
Why do atoms have no overall charge
Because the protons and electrons cancel each others charges out.
Where is he electrons located
Outside the nucleus
Where are the protons located
In the nucleus
What elements are present in water
Hydrogen and oxygen
What elements are present in carbon dioxide
Carbon and oxygen
Which side of a reaction equation do the reactants and product go
Reactant+reactant=product
What is a compound
A series of elements that are chemically together
What is an element
A single substance containing one type of atom the cannot be broken down.
What is the conservation of mass law
That the mass of an element or two will always be the same if they are added together.
Define a mixture
A series of substances that can be removed by force, not chemically bonded.
When balancing an equation, what do you never change
The formula
What are the 4 states
Liquid, solid, gas and aqueous solution is
What is distillation used to separate
Liquids from dissolved solids.
