19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Three products are obtained by the ozonolysis of penta- 1,3-diene. Out of these if two products are formaldehyde and acetaldehyde, the name of the third one is (AFMC 2009)
Base strength of iii ii i H CCH , H C CHand H C C is in the order of (AIPMT 2008)
A (Predominantly) is (CBSE AIPMT 2008) (a) (b) (c) (d)
When 2-chloro-2-methylbutane is heated with alcoholic KOH, the possible product/s is/are (Kerala CEE 2008) (i) 3 2 (CH ) C CHCH (ii) CH C (CH ) CH CH (iii) 3 2 (CH ) CHCH CH
The compounds formed at anode in the electrolysis of an aqueous solution of potassium acetate, are (CPMT 2008) (a) C H and CO (b) C H and CO (c) CH and H (d) CH and CO
Which of the compound with molecular formula C5H10 yields acetone on ozonolysis? (AIPMT 2007)
Predict the product C obtained in the following reaction of butyne-1. (CBSE AIPMT 2007) HI CH CH – C CH HCl B C -> ->
Marsh gas mainly contains
When of the following hydrocarbon is mainly present in gobargas?
The compound B is (a) (b) (c) (d)
Compound X, is: (a) (b) (c)
Suitable product of this reaction is (a) (b) (c) (d)
The reaction of toluene with Cl2 in presence of FeCl3 gives predominantly
A; A can be: (a) (b) (c)
The compound X is : (a) (b) (c)
Which of the following reacts with KMnO4 but does not react with AgNO3?
Which is most acidic of the following ?
Choose the reagent to carry out the reaction.
1-butyne on oxidation with hot alkaline KMnO4 would yield
Predict the product of the reaction 1-butyne with 2 equivalents of HCl (a) (b) (c) (d)
Which of the following organic compounds exhibit acidic character ? (a) (b) (c) (d)
Acetylene on treating with Cu2Cl2 gives
Which of the following will give H2 gas with Na ?
In the following reaction, What is X ?
Products of the following reaction (i) O3 CH C C – CH CH ........ are (ii) Hydrolysis -> (a) CH CHO CH CH CHO (b) CH COOH CH COCH (c) CH COOH HOOC CH CH x (d) CH COOH CO