Precipitate Tests For Positive Ions Flashcards
What is a precipitate?
A solid from two liquids that is insoluble.
What is added in metal precipitate tests?
Sodium Hydroxide.
What does a White precipitate that dissolves show?
Aluminium three plus
What produces an insoluble white precipitate?
Magnesium two plus or
Calcium two plus.
They can be separated by flame test.
What ion makes a blue precipitate?
Copper two plus.
What makes a green precipitate?
Iron two plus
What makes a brown precipitate?
Iron three plus.
What colour precipitate does Calcium two plus make?
White.
What colour precipitate does copper two plus make?
Blue.
What colour does iron two plus make?
Green.
What colour does iron three plus make?
Brown.
What precipitate does Aluminium three plus make?
A white precipitate that soon redid solved.
What colour precipitate does Magnesium two plus make?
White.
