19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which of the following compound will yield 2,5- dimethylhexan-1,6-dial upon ozonolysis?
On reductive ozonolysis yields
Which of the following yield 2 moles of formaldehyde on ozonolysis?
Which compound would give 5 – keto – 2 – methyl hexanal upon ozonolysis? (a) (b) (c) (d)
Which of the compounds with molecular formula C5H10 yields acetone on ozonolysis?
Which of the following gases when passed through warm dilute solution of H2SO4 in presence of HgSO4 gives acetaldehyde?
When but-2-yne is treated dil.H2SO4/HgSO4 the product formed is :
Which of the following on heating with aqueous KOH, produces acetaldehyde ?
A and B are respectively.
Complete the reaction: Ph −CH = CH −CHO PhMgBr/H3O+ → Product
Which of the following is the industrial method of preparation of acetaldehyde?
Arrange the following compounds in decreasing order of their boiling points. CH3CHO, CH3CH2OH, CH3OCH3, CH3CH2CH3
Ketones where R = R1 = alkyl group. It can be obtained in one step by
Aldehydes are the first oxidation product of
An organic compound X on treatment with pyridinium chloro chromate in dichloromethane gives compound Y. Compound Y reacts with I2 and alkali to form triiodomethane. The compound ‘X’ is
Oxidation reactions can be carried out with chromic acid in aqueous acetone at 5–10°C.Which of following is incorrect in this respect (a) (b)
The oxidation product of 2-propanol with hot conc. HNO3 is
Methyl ethyl ketone is prepared by the oxidation of
Which one of the following can be oxidised to the corresponding carbonyl compound?
The oxidation of toluene to benzaldehyde by chromyl chloride is called
Acetone on distillation with conc. H2SO4 forms
Consider the following statement Acetophenone can be prepared by (1) Oxidation of 1-phenyethanol (2) Reaction of 1-phenylethanol with methyl magnesiumbromide (3) Friedel Craft’s reaction of benzene with acetyl chlorid…
Dry heating of calcium acetate gives
On heating calcium acetate and calcium formate, the product formed is
In the following reaction, product P is