MP3: three weeks test (Reg chemistry) E

Front

What is the correct formula for potassium sulfite?

Back

K₂SO₃

Front

What is the final compound formed by combining Ga³⁺ and PO₄³⁻?

Back

GaPO₄

Front

Which of the following metals has only one charge: yttrium or copper?

Back

Yttrium has only one charge.

Front

What is the formula when K⁺ and SO₄²⁻ are combined?

Back

K₂SO₄

Front

What is the formula for iron (II) phosphide?

Back

Fe₃P₂

Front

Define a polyatomic ion.

Back

A polyatomic ion is a charged ion composed of two or more atoms bonded together.

Front

What is the charge of sulfate (SO₄)?

Back

Sulfate has a charge of -2.

Front

What is the significance of Roman numerals in naming transition metals?

Back

Roman numerals indicate the oxidation state of the metal in the compound.

Front

What is the formula for aluminum oxide?

Back

Al₂O₃

Front

How do you determine the formula for a compound formed from two ions?

Back

Combine the ions in a way that the total charge is neutral.