Naming Binary Compounds

What is the correct name for the compound P4O10?

• Phosphorus tetroxide

• Tetraphosphorus decoxide also called phosphorus pentoxide

• Phosphorus dioxide

• Phosphorus trioxide

Tags

NGSS.MS-PS1-1

What is the formula for arsenic pentachloride?

• AsCl3

• AsCl5

• As2Cl5

• AsCl2

Tags

NGSS.MS-PS1-1

What charge do elements in column one of the periodic table typically have?

• Negative one

• Positive one

• Negative two

• Positive two

Fill in the blank: Transition elements like aluminum form ions with a ______ charge.

• Negative one

• Positive one

• Positive three

• Negative three

Fill in the blank: Elements in column two of the periodic table typically form ions with a ______ charge.

• Positive one

• Positive two

• Negative one

• Negative two

Which of the following elements will typically lose all their valence electrons?

• Oxygen

• Nitrogen

• Sodium

• Chlorine

Which element has five valence electrons and will gain three electrons to become like neon?

• Carbon

• Nitrogen

• Oxygen

• Fluorine

Fill in the blank: The formula of magnesium fluoride is Mg __ F2.

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

What is the formula of calcium sulfide?

• CaS

• Ca2S

• CaS2

• Ca2S2

Tags

NGSS.MS-PS1-1

Fill in the blank: The ratio for ionic compounds should be reduced to the smallest whole numbers, so the formula for calcium sulfide is ____.

• A) CaS

• B) Ca2S

• C) CaS2

• D) Ca2S2