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ionic compounds chemistry review #2

a compound held together by ionic bonds is called a _______.
it is a salt, it is composed of anions and cations, it is held together by ionic compounds
what is true about an ionic compound?
how many valence electrons are transferred from the calcium atom to iodine in the formation of the compound calcium iodide?
Al 2 O 3
what is the formula unit of aluminum oxide?
Na 2 SO 4
what is the formula for sodium sulfate?
potassium nitrate
which of the following compounds has the formula KNO3?
magnesium and fluorine
which of the following pairs of elements is most likely to form an ionic compound?
ionic compounds are normally in which physical state at room temperature?
only when melted or dissolved in water
under what conditions can potassium bromide conduct electricity?
they have low melting points
what is NOT a characteristic of most ionic compounds?
a cation and an anion
an ionic bond is a bond between _____.