Question

substance,element 1 symbol; metal/nonmetal,element 2 symbol; metal/nonmetal,ionic/covalent,chemical name

1. mgs,mg; metal,s; nonmetal,ionic (i),magnesium sulfide
2. al₂o₃
3. p₄o₆
4. ca₃n₂
5. n₂o₅
6. so₂
7. k₃p

Explanation:

Step1: Identify elements in $Al_2O_3$

$Al$ is a metal, $O$ is a non - metal.

Step2: Determine bond type

Since metal and non - metal combine, it is ionic.

Step3: Name the compound

The name is Aluminum Oxide.

Step4: Identify elements in $P_4O_6$

$P$ is a non - metal, $O$ is a non - metal.

Step5: Determine bond type

Two non - metals form a covalent bond.

Step6: Name the compound

The name is Tetraphosphorus Hexoxide.

Step7: Identify elements in $Ca_3N_2$

$Ca$ is a metal, $N$ is a non - metal.

Step8: Determine bond type

Metal and non - metal form an ionic bond.

Step9: Name the compound

The name is Calcium Nitride.

Step10: Identify elements in $N_2O_5$

$N$ is a non - metal, $O$ is a non - metal.

Step11: Determine bond type

Two non - metals form a covalent bond.

Step12: Name the compound

The name is Dinitrogen Pentoxide.

Step13: Identify elements in $SO_2$

$S$ is a non - metal, $O$ is a non - metal.

Step14: Determine bond type

Two non - metals form a covalent bond.

Step15: Name the compound

The name is Sulfur Dioxide.

Step16: Identify elements in $K_3P$

$K$ is a metal, $P$ is a non - metal.

Step17: Determine bond type

Metal and non - metal form an ionic bond.

Step18: Name the compound

The name is Potassium Phosphide.

Answer:

Substance	Element 1 Symbol; Metal/Nonmetal	Element 2 Symbol; Metal/Nonmetal	Ionic/Covalent	Chemical Name
$P_4O_6$	$P$; nonmetal	$O$; nonmetal	Covalent (C)	Tetraphosphorus Hexoxide
$Ca_3N_2$	$Ca$; metal	$N$; nonmetal	Ionic (I)	Calcium Nitride
$N_2O_5$	$N$; nonmetal	$O$; nonmetal	Covalent (C)	Dinitrogen Pentoxide
$SO_2$	$S$; nonmetal	$O$; nonmetal	Covalent (C)	Sulfur Dioxide
$K_3P$	$K$; metal	$P$; nonmetal	Ionic (I)	Potassium Phosphide