19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The IUPAC name of the compound (CH3)2 CH – CH = CH – CHOH – CH3 is :
The IUPAC name of the compound is:
The IUPAC name of the following compound is:
The IUPAC name of neopentane is
Which of the following species is a nucleophile? (a) CH O
Which of the following species is a nucleophile?
Nucleophile: ….?.... : : electrophile: electron seeking
Which of the following is a homocyclic alicyclic compound? (a) (b) (c) (d)
The compound having only primary hydrogen atoms is
The C—H bond distance is the longest in
C C : 4 ; C H :6 ; C C :1 ; C C :2 . These number of and bonds are present in which of the following molecule? Choose the correct option. (a) CH C CH CH CH (b) CH C CH CH (c) CH CH CH CH CH
Assertion: The C C distance is longer than C C distance Reason: Both C atoms in alkenes are sp2 hybridized.
Underlined carbon is sp3 hybridised in (a) CH CH CH (b) CH CH NH (c) CH CONH (d) CH CH CN
Among these III is the chain isomer of
How many and bonds are present between carbon atoms in H C C CH CH is
Assertion: NF is a weaker ligand than N CH . Reason: NF ionizes to give Fions in aqueous solution.
Assertion : Tropylium cation is aromatic in nature. Reason :The only property that determines its aromatic behaviour is planar structure.
Assertion: A compound with delocalised electrons is more stable than that compound would be if all its electrons were localised. Reason: The extra stability, a compound gains as a result of having delocalised electro…
Assertion : The carbocation CF CH is less stable than CF . Reason : In case of CF CH ,CF is strong electron withdrawing, therefore increases +ve charge whereas in CF , lone pair of ‘F’ overlap with vacant p-orbi…
Assertion : Carbanions like ammonia have pyramidal shape. Reason : The carbon atom carrying negative charge has an octet of electrons.
Tautomerism is exhibited by (1) GENERAL ORGANIC CHEMISTRY (2) (3) (4)
Maximum enol content is in (a) (b) (c) (d)
The type of isomerism observed in urea molecule is
Assertion: The C C distance is longer than C C distance Reason: Both C atoms in alkenes are sp2 hybridized.
In which bond angle is the highest