Which of the following is NOT correct test for the named organic compound in each case?
Butanoic acid solution gives effervescence with Na2CO3 solution
Glucose when reacted with Na2CrO4 at 0°C will show immediate discharge of colour
When but-2-ene is reacted with dilute solution of KMnO4 the purple colour of KMnO is discharged readily even room temperature
When butan-2-ol is boiled with butanoic acid with a drop of concentrated H2SO4 a sweet smelling liquid is produced
Correct answer is B
No explanation has been provided for this answer.
Electrolysis of solution of its salts
Decomposition of its oxides
Displacement from solution by an alkali metal
Electroiysis of fused salt
Correct answer is D
No explanation has been provided for this answer.
KCI
NaNO3
K2SO4
CaSO4
Correct answer is C
No explanation has been provided for this answer.
lead (II) oxide
calcium oxide
zinc oxide
lead nitrate
Correct answer is C
No explanation has been provided for this answer.
Which of the following does NOT contain aluminium as component?
Over-head cables
Duralumin
Container for caustic soda
Container for nitric acid
Correct answer is C
Sodium Hydroxide reacts with metals, such as Aluminium, Lead, Tin and Zinc, to form flammable and explosive Hydrogen gas. Hence, Aluminium cannot be used as a component for storing caustic soda.