5.3 Salt Identifying

Question 1

What is the test for Hydrogen?

Answer 1

put a lit splint into the gas

Question 2

What is the result of the test for Hydrogen?

Answer 2

makes a squeaky pop

Question 3

What is the test for Oxygen?

Answer 3

put a glowing splint into the gas

Question 4

What is the result for the test for Oxygen?

Answer 4

the splint relights

Question 5

What is the chemical test for water?

Answer 5

anhydrous copper sulphate

Question 6

What is the result for the chemical test for water?

Answer 6

turns blue

Question 7

What is the physical test for water?

Answer 7

boiling and melting point

Question 8

What is the result of the physical test for water?

Answer 8

boils at 100
melts at 0

Question 9

What is the test for carbon dioxide?

Answer 9

bubble through limewater

Question 10

What is the result of the test for carbon dioxide?

Answer 10

limewater turns cloudy

Question 11

What is the test for chlorine?

Answer 11

expose to damp blue litmus paper

Question 12

What is the result of the test for chlorine?

Answer 12

turns red then turns white

Question 13

Why does the damp blue litmus paper turn red then white when testing for chlorine?

Answer 13

HCl (acid) forms then white

Question 14

What is the test for ammonia?

Answer 14

expose to damp red litmus paper

Question 15

What is the result of the test for ammonia?

Answer 15

turns blue