Question

exercises for further practice
name the following:
hf(aq)
p₂o₅
br₂
baco₃
fe(no₃)₂ or
pbo₂ or
sicl₄
agclo
(nh₄)₂c₂o₄
hno₃(aq)
cucro₄ or
pbc₂o₇ or
secl₂
cuhpo₄ or
sf₄
hgcl₂ or
br₂o
h₂so₄(aq)
sn(clo₃)₂ or
nah₂po₄

Explanation:

Step1: Identify naming rules for acids

For binary acids like HF(aq), the name starts with "hydro -" followed by the root of the non - hydrogen element and ends with "-ic acid". So HF(aq) is hydrofluoric acid.

Step2: Identify naming rules for molecular compounds

For P₂O₅, it is a molecular compound. We use prefixes to indicate the number of atoms of each element. So it is diphosphorus pentoxide.

Step3: Identify naming rules for diatomic elements

Br₂ is a diatomic element in its elemental form, and it is named bromine.

Step4: Identify naming rules for ionic compounds

For BaCO₃, it is an ionic compound. The cation is barium and the anion is carbonate, so it is barium carbonate.

Step5: Identify naming rules for transition - metal ionic compounds

For Fe(NO₃)₂, iron is a transition metal. The nitrate ion has a charge of - 1. Since there are two nitrate ions, the charge of iron is + 2. So it can be named iron(II) nitrate or ferrous nitrate.

Step6: Identify naming rules for other ionic compounds with transition metals

For PbO₂, lead is a transition metal. Oxygen has a - 2 charge and there are 2 oxygen atoms, so lead has a + 4 charge. It can be named lead(IV) oxide or plumbic oxide.

Step7: Identify naming rules for molecular compounds

For SiCl₄, we use prefixes. It is silicon tetrachloride.

Step8: Identify naming rules for ionic compounds

For AgClO, the cation is silver and the anion is hypochlorite, so it is silver hypochlorite.

Step9: Identify naming rules for ionic compounds with polyatomic ions

For (NH₄)₂C₂O₄, the cation is ammonium and the anion is oxalate, so it is ammonium oxalate.

Step10: Identify naming rules for acids

For HNO₃(aq), it is a ternary acid. The name is nitric acid.

Step11: Identify naming rules for ionic compounds with transition metals

For CuCrO₄, copper is a transition metal. Chromate has a - 2 charge, so copper has a + 2 charge. It can be named copper(II) chromate or cupric chromate.

Step12: Identify naming rules for ionic compounds with transition metals

For PbCr₂O₇, lead is a transition metal. Dichromate has a - 2 charge, so lead has a + 2 charge. It can be named lead(II) dichromate or plumbous dichromate.

Step13: Identify naming rules for molecular compounds

For SeCl₂, we use prefixes. It is selenium dichloride.

Step14: Identify naming rules for ionic compounds

For CuHPO₄, copper is a transition metal. Hydrogen phosphate has a - 2 charge, so copper has a + 2 charge. It can be named copper(II) hydrogen phosphate or cupric hydrogen phosphate.

Step15: Identify naming rules for molecular compounds

For SF₄, we use prefixes. It is sulfur tetrafluoride.

Step16: Identify naming rules for ionic compounds with transition metals

For HgCl₂, mercury is a transition metal. Chloride has a - 1 charge and there are 2 chloride ions, so mercury has a + 2 charge. It can be named mercury(II) chloride or mercuric chloride.

Step17: Identify naming rules for molecular compounds

For Br₂O, we use prefixes. It is dibromine monoxide.

Step18: Identify naming rules for acids

For H₂SO₄(aq), it is a ternary acid. The name is sulfuric acid.

Step19: Identify naming rules for ionic compounds with transition metals

For Sn(ClO₃)₂, tin is a transition metal. Chlorate has a - 1 charge and there are 2 chlorate ions, so tin has a + 2 charge. It can be named tin(II) chlorate or stannous chlorate.

Step20: Identify naming rules for ionic compounds

For NaH₂PO₄, the cation is sodium and the anion is dihydrogen phosphate, so it is sodium dihydrogen phosphate.

Answer:

HF(aq): hydrofluoric acid
P₂O₅: diphosphorus pentoxide
Br₂: bromine
BaCO₃: barium carbonate
Fe(NO₃)₂: iron(II) nitrate or ferrous nitrate
PbO₂: lead(IV) oxide or plumbic oxide
SiCl₄: silicon tetrachloride
AgClO: silver hypochlorite
(NH₄)₂C₂O₄: ammonium oxalate
HNO₃(aq): nitric acid
CuCrO₄: copper(II) chromate or cupric chromate
PbCr₂O₇: lead(II) dichromate or plumbous dichromate
SeCl₂: selenium dichloride
CuHPO₄: copper(II) hydrogen phosphate or cupric hydrogen phosphate
SF₄: sulfur tetrafluoride
HgCl₂: mercury(II) chloride or mercuric chloride
Br₂O: dibromine monoxide
H₂SO₄(aq): sulfuric acid
Sn(ClO₃)₂: tin(II) chlorate or stannous chlorate
NaH₂PO₄: sodium dihydrogen phosphate