Qualification > Sciences
IG Chemistry Paper 3 discussion
girl_92:
--- Quote from: ~M.J~ on June 02, 2009, 09:27:56 am ---I am so curious to find out the answers so pls answer my following questions:
1 What was the formulae of the metal T?n how to do that
2 What will be (needed to produce/produced by the hydrolysis) of the ester
(where the 2 blanks were given)
3 What was the test to show that both lactic acid and acrylic acid contained the COOH group
I hope i'll get the answers soon
Thanx.
--- End quote ---
i wrote t3po4
hydrolysis of an ester the corresponding alcohol n acid is formed
test i wrote red litmus turns blue
effigs:
--- Quote from: SnEaKrzzz NyTe...... on June 02, 2009, 09:31:09 am ---
--- Quote from: ~M.J~ on June 02, 2009, 09:26:26 am ---I am so curious to find out the answers so pls answer my following questions:
1 What was the formulae of the metal T?n how to do that
2 What will be (needed to produce/produced by the hydrolysis) of the ester
(where the 2 blanks were given)
3 What was the test to show that both lactic acid and acrylic acid contained the COOH group
I hope i'll get the answers soon
Thanx.
--- End quote ---
1. T3(PO4)2
2. i wrote Alkyl n alcohol
3. litmus ppr. turns BLUE litmus RED
--- End quote ---
1. T3PO4
2. i wrote an acid group and an alocohol group (im not sure if thats correct thought...)
3. you could have done bromine water test as well (cz on of them had double bond whilst the other dint..)
cactus_360:
yo guz how was da paper!!!!!!!!!!!!!
was it addition or condensation polymerisation????????????
XaM!!:
--- Quote from: cactus_360 on June 02, 2009, 09:48:27 am ---yo guz how was da paper!!!!!!!!!!!!!
was it addition or condensation polymerisation????????????
--- End quote ---
condensatoin because double bond ws present
cactus_360:
do u take physics!!!!!!!!!!!!!!!!
Navigation
[0] Message Index
[#] Next page
[*] Previous page
Go to full version