In the titration of Na2CO3 and HCl, the indicator used is
methyl orange
methylene blue
phenolphthalein
litmus
Which type of isomerism is shown by propanal and propanone?
Functional group
Metamerism
Tautomerism
Chain isomerism
Copper sulphate is dissolved in water containing ________ for making Bordeaux mixture.
NaOH
KCN
Ca(OH)2
All of these
C.
Ca(OH)2
Bordeaux mixture consists of copper sulphate (CuSO4) and lime [Ca(OH)2].