chapter 11 : qualitative analysis 1

Question 1

what is the colour,odour and litmus paper of SO2?

Answer 1

colourless, pungent (smells like burning match), blue to red

Question 2

what is the colour, odour and limus paper of Cl?

Answer 2

light greenish yellow, pungent (smells like swimming pool water), blue to red then white

Question 3

what is the colour, odour and litmus paper of oxygen?

Answer 3

colourless, odourless, no effect

Question 4

what is the colour, odour and litmus paper of CO2?

Answer 4

colourless, odourless, blue to red

Question 5

what is the colour, odour and litmus paper of NH3?

Answer 5

colourless, pungent (smell like urine), red to blue

Question 6

what is colour, odour and litmus paper of hydrogen?

Answer 6

colourless, odourless, no effect

Question 7

is chlorine soluble in water?

Answer 7

yes, it is SOLUBLE

Question 8

is oxygen soluble in water?

Answer 8

it is VERY SLIGHTLY SOLUBLE in water

Question 9

is CO2 soluble in water?

Answer 9

it is SLIGHTLY soluble

Question 10

is SO2 soluble in water?

Answer 10

yes it is VERY SOLUBLE

Question 11

is hydrogen soluble in water?

Answer 11

no, it is NOT SOLUBLE

Question 12

is ammonia soluble in water?

Answer 12

yes, it is EXTREMELY SOLUBLE