Physical Science Review 5.2 Question Preview (ID: 14763)


Ionic Bonds. TEACHERS: click here for quick copy question ID numbers.

Ions are not atoms that
a) share electrons
b) gain electrons
c) lose electrons
d) have a charge

what kind of atom is phosphate, (PO3)2-?
a) polyatomic ion
b) ion
c) monoatomic ion
d) charged ion

What is the charge of the phosphate ion, (PO3)2-?
a) -2
b) -3
c) 3
d) 2

When an atom loses an electron
a) it loses a negative charge and become a positive ion.
b) it loses a negative charge and becomes a negative ion
c) it loses a positive charge and becomes a positive ion
d) it loses a positive charge and becomes a negative ion

What is the charge on a hydronium ion (H30)+
a) 1
b) -1
c) 3
d) -3

ionic compounds are made of
a) a metal and a nonmetal
b) 2 nonmetals
c) 2 metals
d) none of the choices

What is the chemical formula of Rubidium Selenide?
a) Rb6Se
b) Rb2Se
c) RbSe6
d) RbSe2

What is the name of BF3
a) Boron fluoride
b) Boron fluorine
c) Boron fluoron
d) Boride Fluorine

Ionic bonds are strong so
a) it takes more energy to break them
b) ionic compounds have higher melting points
c) ionic compounds have lower melting points
d) 2 of the choices

ionic compounds can ___________________ when _________________
a) conduct electricity; dissolved or melted
b) conduct electricity; solid
c) not conduct electricity; dissolved or melted
d) 2 of the choices

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