C3 Compounds, Formulae And Equations Flashcards
1
Q
Valency
A
The number of electrons involved is a characteristic property of the element
The charge on an element
2
Q
How to balance an equation
A
Used valences to determine the correct formula of each reactant and product
Write down unbalanced equation
Make sure number of each atom is the same for both reactants and products
3
Q
State symbols
A
(s) solid
(l) liquid
(g) gas
(aq) aqueous solution
4
Q
Metal hydroxide + HCl
A
Salt + water
5
Q
Metal carbonate + HCl
A
Salt + CO2 + water
6
Q
Metal + aqueous metal sulfate
A
Pure metal + aq metal sulfate
