iGCSE Chemistry - tests for ions and gases
Authored by Nicola Porch
Chemistry
9th - 10th Grade
NGSS covered
Used 842+ times
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28 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Flame colour for sodium ions
Blue
Red
Green
Yellow
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Flame colour for lithium ions
Blue
Red
Green
Yellow
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metal ion with a lilac flame
Na+
K+
Na2+
K2+
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of precipitate when sodium hydroxide is added to a copper(II) ion solution.
White
Brown
Green
Blue
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of precipitate when sodium hydroxide is added to a iron(II) ion solution.
White
Brown
Green
Blue
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour of precipitate when sodium hydroxide is added to a iron(III) ion solution.
White
Brown
Green
Blue
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Test for bromide ions is....
Add acid
Add barium chloride
Add silver nitrate
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