Chemistry help in writing the formula and naming of compounds?

give the formulas of the following compounds:


A. Binary compounds composed of metals with only once charge


1. aluminum oxide


2. magnesium sulfide


3. cadmium bromide


4. barium hydride


5. sodium nitride


B. binary compounds composed of metals with variable oxidation number:


1. Chromium (III) bromide


2. nickel (II) fluoride


3. mercuric chloride


4. tin (II) sulfide


5. antinomy (V) oxide


C. compounds composed of two nonmetals


1. hydrogen chloride


2. hydrogen peroxide


3. carbon dioxide


4. diphosphorous pentoxide


5. sulfur trioxide


D. compounds composed of polyatomic ions:


1. potassium nitrite


2. ammonium phosphate


3. silver nitrate


4. calcium hydroxide


5. sodium sulfate





II. Give the names of the following compounds


A. binary compounds composed of metals with only one charge:


1.ZnF2


2.BiCl3


3.BaS


4.Na2O2


5.LiI


B. Binary compounds composed of metals with variable oxidation number: write (a) stock method (or using Roman numeral to indicate the oxidation number of the metal) and (b) classic method (-ous, -ic)


1. CuS


2. Ni3P2


3. SnO2


4. FeCI3


5. PbI2


C. compounds composed of two nonmetals/diatomic:


1. CI2


2. O2


3. HI (g)


HI (aq)


4. HCI (g)


HCI (aq)


5. SO2


D. compounds composed of polyatomic ions:


1. Ca(CN)


2. Ag2CO3


3. NaHCO3


4. NH4OH


5. Mg(CIO4)2





--please help. :(( i need this so badddd :(((( thanks. :)|||A


1. Al2O3


2. MgS


3. CdBr2


4. BaH2


5. Na3N


B.


1. CrBr3


2. NiF2


3. Mercury(II) chloride HgCl2 , mercury(I) chloride Hg2Cl2


4. SnS


5. Sb2O5


C


1. HCl


2. H2O2


3. CO2


4. P2O5


5. SO3


D


1. KNO2


2. (NH4)3PO4


3. AgNO3


4. Ca(OH)2


5. NaSO4





II.


1. Zinc fluoride


2. Bismuth chloride


3. Barium sulfide


4. Sodium peroxide


5. Lithium iodide


B.


1. Copper(II) sulfide, cupric sulfide


2. Nickel (II) phosphide, nickelous phosphide


3. Tin(IV) oxide, Stannic oxide


4. Iron(III) chloride, ferric chloride


5. Lead(II) iodide, plumbous iodide


C.


1. Chlorine (nox 0)


2. Oxygen


3. Hydrogen iodide


Hydriodic acid


4. Hydrogen chloride


Hydrochloric acid


5. Sulfur dioxide, sulfur(IV) oxide, sulfurous anhydride


D.


1. are you sure its not Ca(CN)2? If its Ca(CN)2 the answer is Calcium cyanamide


2. Silver carbonate, silver(I)Carbonate


3. Sodium bicarbonate, sodium hydrogen carbonate


4. Ammonium hydroxide


5. Magnesium perchlorate