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WorksheetsNaming Ions - Assessment
Total questions: 20
Worksheet time: 10mins
Name this ion: NH4+
ammonia
ammonium
nitrate
nitride
Name this ion: Fe3+
iron
iron(II)
iron(3)
iron(III)
Name this ion: CO32-
carbon
bicarbonate
hydrogen carbonate
carbonate
Name this ion: HCO3-
carbon
hydroxide
hydrogen carbonate
carbonate
Name this ion: OH-
oxide
hydroxide
hydrogen carbonate
hydrogen
Which is NOT a polyatomic ion?
OH-
Cl-
HCO3-
NH4+
Which IS a polyatomic ion?
OH-
Cl-
Fe2+
Ag+
What is the correct name for this polyatomic ion: CN–
carbonate
cyanide
chromate
chromite
What is the correct name for this polyatomic ion: NO3–
carbonate
hydroxide
nitrite
nitrate
What is the correct name for this polyatomic ion: PO43–
phosphorus tetroxide
phosphate
sulphate
hydroxide
What is the correct formula for the polyatomic ion called sulphate?
SO32–
HSO4–
SO42–
CH3COO–
Group 13 (III) elements would...
Gain 3 electrons when becoming ions
Lose 3 electrons when becoming ions
Gain 5 electrons when becoming ions.
Lose 13 electrons when becoming ions.
An octet means...
18 electrons in the outer shell
8 electrons in total distributed among the shells
8 electrons in the valence shell
8 protons in the nucleus
Neon (a group 18 element)...
Loses electrons when it becomes an ion
Gains electrons when it becomes an ion
Doesn't readily become an ion.
Acetate has a formula of
C2H3O2-1
AcO4-2
CH3COO-1
AcO3-2
All group 1 elements always form ions with a charge of
+1
+2
+3
+4
All halogens almost always form an ion with a charge of
+1
-1
+2
-2
Selenium will form an ion with the same charge as
Carbon
Nitrogen
Oxygen
Florine
