Chemical Analysis

Question 1

When testing for positive ions, in a flame test, what charge does POTASSIUM have?

Answer 1

+

Question 2

When testing for positive ions, in a flame test, what charge does LITHIUM have?

Answer 2

+

Question 3

When testing for positive ions, in a flame test, what charge does CALCIUM have?

Answer 3

2+

Question 4

When testing for positive ions, in a flame test, what charge does COPPER have?

Answer 4

2+

Question 5

When testing for positive ions, in a flame test, what charge does SODIUM have?

Answer 5

+

Question 6

When testing for positive ions, in a flame test, what colour does the flame go under POTASSIUM?

Answer 6

Lilac

Question 7

When testing for positive ions, in a flame test, what colour does the flame go under LITHIUM?

Answer 7

Crimson

Question 8

When testing for positive ions, in a flame test, what colour does the flame go under CALCIUM?

Answer 8

Brick red

Question 9

When testing for positive ions, in a flame test, what colour does the flame go under COPPER?

Answer 9

Green

Question 10

When testing for positive ions, in a flame test, what colour does the flame go under SODIUM?

Answer 10

Golden yellow

Question 11

What is the test for chloride gas?

Answer 11

Damp blue litmus paper bleaches white.