ADDITION OF AQUEOUS AMMONIA OR AMMONIUM HYDROXIDE. Flashcards

1
Q

Pb 2+ or Al 3+ ions present.

A

A white precipitate was formed which
was insoluble in excess.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Zn 2+ ions present.

A

A white precipitate was formed which
was soluble in excess.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Cu 2+ ions present.

A

A blue precipitate was formed which was
soluble in excess to form a deep blue solution.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

why is aqueous ammonia used

A

help in the determination of the identity of the cation
present.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly