ionic compounds\nif given the formula, give the name and vice versa:\na) cal₂\ncalcium iodide\nb) lead (ii)…

ionic compounds\nif given the formula, give the name and vice versa:\na) cal₂\ncalcium iodide\nb) lead (ii) perchlorate\nc) zinc nitride\nd) cus\ne) copper (ii) nitrate\nf) calcium fluoride\ng) copper (ii) bromide\nh) (nh₄)₂so₃\ni) sr₃(po₄)₂\nj) nh₄cl\nk) titanium (iv) nitride\nl) cu₂o\nm) mg(oh)₂\nn) na₂so₄\no) copper (i) nitride\np) rabr₂\nq) magnesium sulphide\nr) mnbr₃\ns) aluminum nitrate\nt) ammonium sulphate\nu) sodium oxide\nv) na₂o\nw) tin (iv) sulphide\nx) cuo\ny) zinc hydrogen sulphate\nz) fe₂(so₄)₃
Answer
Part (b)
Explanation:
Step1: Identify ions
Lead (II) has charge ( \text{Pb}^{2+} ), perchlorate is ( \text{ClO}_4^- ).
Step2: Balance charges
To balance ( 2+ ) and ( 1- ), we need 2 perchlorate ions. So formula is ( \text{Pb(ClO}_4\text{)}_2 ).
Answer: ( \text{Pb(ClO}_4\text{)}_2 )
Part (c)
Explanation:
Step1: Identify ions
Zinc has charge ( \text{Zn}^{2+} ), nitride is ( \text{N}^{3-} ).
Step2: Find LCM of charges (6)
Zinc: ( \frac{6}{2} = 3 ), Nitride: ( \frac{6}{3} = 2 ). So formula is ( \text{Zn}_3\text{N}_2 ).
Answer: ( \text{Zn}_3\text{N}_2 )
Part (d)
Explanation:
Step1: Identify ions
Copper (from CuS, assume Cu²⁺ as S is ( \text{S}^{2-} )), sulfide is ( \text{S}^{2-} ).
Step2: Balance charges
( 2+ ) and ( 2- ) balance, so name is Copper (II) Sulfide.
Answer: Copper (II) Sulfide
Part (e)
Explanation:
Step1: Identify ions
Copper (II) is ( \text{Cu}^{2+} ), nitrate is ( \text{NO}_3^- ).
Step2: Balance charges
2 nitrate ions for 1 copper (II). Formula: ( \text{Cu(NO}_3\text{)}_2 ).
Answer: ( \text{Cu(NO}_3\text{)}_2 )
Part (f)
Explanation:
Step1: Identify ions
Calcium is ( \text{Ca}^{2+} ), fluoride is ( \text{F}^- ).
Step2: Balance charges
2 fluoride ions for 1 calcium. Formula: ( \text{CaF}_2 ).
Answer: ( \text{CaF}_2 )
Part (g)
Explanation:
Step1: Identify ions
Copper (II) is ( \text{Cu}^{2+} ), bromide is ( \text{Br}^- ).
Step2: Balance charges
2 bromide ions for 1 copper (II). Formula: ( \text{CuBr}_2 ).
Answer: ( \text{CuBr}_2 )
Part (h)
Explanation:
Step1: Identify ions
Ammonium is ( \text{NH}_4^+ ), sulfite is ( \text{SO}_3^{2-} ).
Step2: Balance charges
2 ammonium ions for 1 sulfite. Name: Ammonium Sulfite.
Answer: Ammonium Sulfite
Part (i)
Explanation:
Step1: Identify ions
Strontium is ( \text{Sr}^{2+} ), phosphate is ( \text{PO}_4^{3-} ).
Step2: Find LCM (6)
Strontium: ( \frac{6}{2}=3 ), Phosphate: ( \frac{6}{3}=2 ). Formula: ( \text{Sr}_3(\text{PO}_4)_2 ) (name is Strontium Phosphate).
Answer: Strontium Phosphate
Part (j)
Explanation:
Step1: Identify ions
Ammonium ( \text{NH}_4^+ ), chloride ( \text{Cl}^- ).
Step2: Balance charges
1:1 ratio. Name: Ammonium Chloride.
Answer: Ammonium Chloride
Part (k)
Explanation:
Step1: Identify ions
Titanium (IV) ( \text{Ti}^{4+} ), nitride ( \text{N}^{3-} ).
Step2: LCM (12)
Titanium: ( \frac{12}{4}=3 ), Nitride: ( \frac{12}{3}=4 ). Formula: ( \text{Ti}_3\text{N}_4 ).
Answer: ( \text{Ti}_3\text{N}_4 )
Part (l)
Explanation:
Step1: Identify ions
Copper (I) ( \text{Cu}^+ ), oxide ( \text{O}^{2-} ).
Step2: Balance charges
2 copper (I) for 1 oxide. Name: Copper (I) Oxide.
Answer: Copper (I) Oxide
Part (m)
Explanation:
Step1: Identify ions
Magnesium ( \text{Mg}^{2+} ), hydroxide ( \text{OH}^- ).
Step2: Balance charges
2 hydroxide ions for 1 magnesium. Formula: ( \text{Mg(OH)}_2 ) (name is Magnesium Hydroxide).
Answer: Magnesium Hydroxide
Part (n)
Explanation:
Step1: Identify ions
Sodium ( \text{Na}^+ ), sulfate ( \text{SO}_4^{2-} ).
Step2: Balance charges
2 sodium ions for 1 sulfate. Formula: ( \text{Na}_2\text{SO}_4 ) (name is Sodium Sulfate).
Answer: Sodium Sulfate
Part (o)
Explanation:
Step1: Identify ions
Copper (I) ( \text{Cu}^+ ), nitride ( \text{N}^{3-} ).
Step2: LCM (3)
Copper: ( \frac{3}{1}=3 ), Nitride: ( \frac{3}{3}=1 ). Formula: ( \text{Cu}_3\text{N} ).
Answer: ( \text{Cu}_3\text{N} )
Part (p)
Explanation:
Step1: Identify ions
Radium ( \text{Ra}^{2+} ), bromide ( \text{Br}^- ).
Step2: Balance charges
2 bromide ions for 1 radium. Formula: ( \text{RaBr}_2 ) (name is Radium Bromide).
Answer: Radium Bromide
Part (q)
Explanation:
Step1: Identify ions
Magnesium ( \text{Mg}^{2+} ), sulfide ( \text{S}^{2-} ).
Step2: Balance charges
1:1 ratio. Formula: ( \text{MgS} ).
Answer: ( \text{MgS} )
Part (r)
Explanation:
Step1: Identify ions
Manganese (from ( \text{MnBr}_3 ), charge ( \text{Mn}^{3+} )), bromide ( \text{Br}^- ).
Step2: Balance charges
3 bromide ions for 1 manganese (III). Name: Manganese (III) Bromide.
Answer: Manganese (III) Bromide
Part (s)
Explanation:
Step1: Identify ions
Aluminum ( \text{Al}^{3+} ), nitrate ( \text{NO}_3^- ).
Step2: Balance charges
3 nitrate ions for 1 aluminum. Formula: ( \text{Al(NO}_3\text{)}_3 ).
Answer: ( \text{Al(NO}_3\text{)}_3 )
Part (t)
Explanation:
Step1: Identify ions
Ammonium ( \text{NH}_4^+ ), sulfate ( \text{SO}_4^{2-} ).
Step2: Balance charges
2 ammonium ions for 1 sulfate. Formula: ( (\text{NH}_4)_2\text{SO}_4 ).
Answer: ( (\text{NH}_4)_2\text{SO}_4 )
Part (u)
Explanation:
Step1: Identify ions
Sodium ( \text{Na}^+ ), oxide ( \text{O}^{2-} ).
Step2: Balance charges
2 sodium ions for 1 oxide. Formula: ( \text{Na}_2\text{O} ).
Answer: ( \text{Na}_2\text{O} )
Part (v)
Explanation:
Step1: Identify ions
Sodium ( \text{Na}^+ ), oxide ( \text{O}^{2-} ).
Step2: Balance charges
2 sodium ions for 1 oxide. Name: Sodium Oxide.
Answer: Sodium Oxide
Part (w)
Explanation:
Step1: Identify ions
Tin (IV) ( \text{Sn}^{4+} ), sulfide ( \text{S}^{2-} ).
Step2: Balance charges
2 sulfide ions for 1 tin (IV). Formula: ( \text{SnS}_2 ).
Answer: ( \text{SnS}_2 )
Part (x)
Explanation:
Step1: Identify ions
Copper (II) ( \text{Cu}^{2+} ), oxide ( \text{O}^{2-} ).
Step2: Balance charges
1:1 ratio. Name: Copper (II) Oxide.
Answer: Copper (II) Oxide
Part (y)
Explanation:
Step1: Identify ions
Zinc ( \text{Zn}^{2+} ), hydrogen sulfate ( \text{HSO}_4^- ).
Step2: Balance charges
2 hydrogen sulfate ions for 1 zinc. Formula: ( \text{Zn(HSO}_4\text{)}_2 ).
Answer: ( \text{Zn(HSO}_4\text{)}_2 )
Part (z)
Explanation:
Step1: Identify ions
Iron (III) ( \text{Fe}^{3+} ), sulfate ( \text{SO}_4^{2-} ).
Step2: LCM (6)
Iron: ( \frac{6}{3}=2 ), Sulfate: ( \frac{6}{2}=3 ). Formula: ( \text{Fe}_2(\text{SO}_4)_3 ) (name is Iron (III) Sulfate).