Elements
Silicon is this type of element
What is semi-metal/metalliod
bond between metal and non-metal
What is ionic
A + B --> C
What is a combination reaction
The most reactive metal
Francium
the ion type formed by Alkali metals
What is a cation
The element with 12 protons
What is magnesium
Na2SO4
What is Sodium Sulphate
A + BC --> AC + B
what is a single replacement reaction
Alkaline Earth metals have how many valence electrons
Formed when element 11 donates and electron
Na+ ion
The elements of group 7/17
What is halogens
demonstrated by CO2
What is covalent bonding
one reactant breaks down to form two or more products
What is a decomposition reaction
maximum electrons in periods 1-4
Phosphate
what is (PO4)3-
The only liquid metal at room temperature
What is Mercury
Table salt
What is NaCl
MgO + CaS --> MgS + CaO
what is a double displacement reaction
ions of group 15
what is 3-
The element with a mass of 35 and 18 neutrons
What is chlorine
Dicarbon hexahydride
Solid magnesium oxide and carbon dioxide gas are formed when solid magnesium carbonate breaks down
What is a decomposition reaction
Increases along a period and decreases down a group
What is reactivity of non-metals
Ions of Lead (II) nitrate
what is Pb 2+ & NO3-