Colour of Salts and Oxides

Colour of Salts and Oxides

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maximum of 11 points
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Question 1 of 11

1. Question
1 point(s)
What color is a salt of Sodium, Calcium, Magnesium, Aluminium, Zinc, and Lead in its solid form when the negative ion in the salt is colourless?
- White
- Yellow
- Green
- Brown
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Question 2 of 11

2. Question
1 point(s)
Which color is commonly associated with salts of Chloride, Sulphate, Nitrate, and Carbonate in their solid state if the positve ion in the salt is colourless?
- White
- Green
- Blue
- Brown
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Question 3 of 11

3. Question
1 point(s)
What color is Copper(II) Carbonate?
- Green
- Blue
- Red
- Brown
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Question 4 of 11

4. Question
1 point(s)
Which color is commonly seen in aqueous solutions of Copper(II) salts such as Copper(II) Sulphate, Copper(II) Nitrate, and Copper(II) Chloride?
- Blue
- Red
- Green
- Yellow
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Question 5 of 11

5. Question
1 point(s)
What color is Copper(II) Oxide?
- Black
- Brown
- Blue
- Green
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Question 6 of 11

6. Question
1 point(s)
What color are salts of Iron(II) (Iron(II) Sulphate, Iron(II) Nitrate, Iron(II) Chloride)?
- Green
- Brown
- Blue
- Red
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Question 7 of 11

7. Question
1 point(s)
What color are salts of Iron(III) (Iron(III) Sulphate, Iron(III) Nitrate, Iron(III) Chloride)?
- Brown
- Green
- Blue
- Red
Correct

Incorrect
Question 8 of 11

8. Question
1 point(s)
What color is Zinc Oxide?
- Yellow when hot, white when cold
- White when hot, yellow when cold
- Blue when hot, red when cold
- Green when hot, brown when cold
Correct

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Question 9 of 11

9. Question
1 point(s)
How does the color of Lead(II) Oxide change with temperature?
- Brown when hot, yellow when cold
- Yellow when hot, brown when cold
- Red when hot, blue when cold
- Green when hot, white when cold
Correct

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Question 10 of 11

10. Question
1 point(s)
What is the color of Magnesium Oxide and Aluminium Oxide?
- White
- Green
- Blue
- Brown
Correct

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Question 11 of 11

11. Question
1 point(s)
What color are Potassium Oxide, Sodium Oxide, and Calcium Oxide in their solid forms?
- White
- Red
- Blue
- Brown
Correct

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