Cations Flashcards

1
Q

What is the flame test?

A

Put a powder on a watered splint and hold it into a blue roaring flame

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3
Q
Flame tests:
Lithium
Sodium
Potassium 
Calcium 
Copper
A
Red
Yellow
Lilac
Orange
Green/blue
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4
Q

What is the action test?

A

Add one cm cubed of a metal solution.

Add sodium hydroxide (NaOH) and a coloured precipitate

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5
Q
Cation tests:
Ammonium 
Copper
Iron two
Iron three
A

Damp red Litmus paper turns blue
Blue
Green
Brown

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6
Q

What are cations?

A

Positive ions

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