Chemistry GCSE Edexcel - C3

Analysing substances - C3 Topic 3

GCSE level questions. Good luck!

If you enjoyed this quiz, please rate/comment.

  • Created by: Tiula
  • Created on: 30-03-10 18:21
What substance produces a lilac flame?
Potassium
1 of 7
I add sodium hydroxide to a compound to find...
The positive ion
2 of 7
I mix calcium chloride with sodium hydroxide. What do I see?
A white precipitate
3 of 7
What is the name given to the ions not shown in ionic equations?
Spectator ions
4 of 7
Negative ions...
...have gained electrons
5 of 7
A mole of atoms of any element weighs...
...exactly the same as its mass number
6 of 7
How many tests have to be done to identify an ionic compound?
Two
7 of 7

Other cards in this set

Card 2

Front

I add sodium hydroxide to a compound to find...

Back

The positive ion

Card 3

Front

I mix calcium chloride with sodium hydroxide. What do I see?

Back

Preview of the front of card 3

Card 4

Front

What is the name given to the ions not shown in ionic equations?

Back

Preview of the front of card 4

Card 5

Front

Negative ions...

Back

Preview of the front of card 5
View more cards

Comments

Amy

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:(

Oh Dear, only 2 right and hoping for A*'s :/

Tiula

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You almost certainly won't be asked on everything here, so don't worry. I made some revision cards on identifying ions, so check them out if you're having trouble. I hope you get your A*s, I'm sure you will! :)

Jodie Randell

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Thankyou, was very helpful! :)

claire

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Thank you :)

Matt Clarke

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Thanks its a great test but where are the correct answers if you get them wrong?

Tiula

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Come back to it, and keep trying til you get 100% :)

elizabeth

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Question 7 is wrong. hydrochloric acid is used to find carbonates and sulpITES not sulphATES

Beverley

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HEEY EVERYBDY;)

Mallika

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Thank you, and Elizabeth is right, it is sulphites lol- got that wrong during a practice test so now it's embedded into my mind!

Hope the real exam is as easy:)

tom blake

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very hard test but got 70%

Molly

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Thankyou! Couldn't find ANYTHING on C3 anywhere, it's all additional (C2) on Bitesize :/ This was so useful :) 

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