The compound nacl is an example of a(n)
a. covalent compound.
b. ionic compound.
c. element.
d. molecule.

question 7 (multiple choice worth 2 points)

the properties of a compound and the elements it is composed of are generally
a. very closely related.
b. very different.
c. identical.
d. none of the above.

solution:

the compound NACL is an example of ionic compound.

explanation:

Here sodium is an metal and chlorine is nonmetal so in between them checking of valances takes place both elements transfer its outermost valances if thy have similar valances they cancelled out if they have different it will transfer to each other.

i think   the answer is c hope i'm right

b) nuclear ive learned that in a pedtrodic table