C5 - Ionic equations and precipitation Flashcards

1
Q

What can lead nitrate be used to test for?

A

Halide ions:
Cl-
Br-
I-

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2
Q

What precipitate colour does chlorine ions form?

A

White

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3
Q

What precipitate colour does bromine ions form?

A

Cream

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4
Q

What precipitate colour does iodine ions form?

A

Bright yellow

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5
Q

What does barium chloride test for?

A

This is used to test for sulfate ions.

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6
Q

Describe the method for preparing an insoluble salt.

A

1) mix the solutions of the reactants
2) filter the precipitate
3) wash the precipitate with distilled water
4) dry the precipitate

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7
Q

What are spectator ions?

A

Ions that do not directly take part in the reaction.

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