Ionic Bonding Flashcards
Ion- hydroxide valency
OH 1-
Ion- ammonium valency
1+
NH
4
Ion- nitrate valency
1-
NO
3
Ion- sulphate valency
2-
SO
4
Ion- phosphate valency
3-
PO
4
Compound
Sodium chloride
NaCl
Compound
Calcium hydroxide
CaCl
2
Compound
Sodium hydroxide
NaOH
Compound
Hydrochloric acid
HCL
Compound
Sulphuric acid
H SO
2 4
Compound
Potassium sulphate
K SO
2 4
Compound
Sodium phosphate
Na PO
3 4
Compound
Ammonium chloride
NH Cl
4
Compound
Copper hydroxide
Cu (OH)
2
Compound
Calcium phosphate
Ca (PO )
3 4 2
An element with an electronic configuration 2,8,5 has an atomic number of what?
15
The electron configuration of calcium is?
2,8,8,2
When calcium forms ions they are:
Cations with a charge of +2
If sodium and oxygen react together to form sodium oxide the correct of this compound is? :
Na O
2
What is the correct ion of fluorine:
F-
How many electrons are needed in the valence shell of most atoms to be chemically stable?
8
What is the charge of the ion formed by atoms in group15 of the periodic table?
-3
What is the ion for sulphur?
2-
S
Define ion:
Formed when atoms lose or gain electrons
Define cation:
An atom that has lost one or more electrons
Define anion:
An atom that has gained one or more electrons
Define isotope:
An atom with the same atomic number but different mass number
Define alpha particle:
Two protons and two neutrons bound together
Define gamma radiation:
Electromagnetic radiation of very high frequency
Define beta particle:
Particles the same size and mass of electrons.
