Chemistry Question Bank

Which nomenclature is not according to IUPAC system? (AIPMT 2012) (a) (b) (c) (d)

The correct IUPAC name for the compound is (AIPMT 2011)

The IUPAC name of the following compound is CH2 = C = CH — CH3 (CPMT 2011)

Which of the following species is not electrophilic in nature? (AIPMT 2010)

At room temperature, the eclipsed and staggered forms of ethane cannot be isolated because (AFMC 2010)

The total number of isomers of C4H7OH is (CPMT 2010)

Which of the following species is paramagnetic in nature? (CMC 2010)

Which of the following is the most stable carbocation? (CPMT 2010) (a) C H CH (b) CH C

The correct order of acidity of the following compounds is (CPMT 2010)

IUPAC nomenclature of is (AFMC 2010)

In the following the most stable conformation of n- butane is (AIPMT 2010) (a) (b) (c) (d)

Which of the following is an aromatic compound ? (AFMC 2009) (a) (b) (c) (d)

The number of metamers of the compound with molecular formula C4H10O is (AFMC 2009)

Which is the strongest acid ? (CPMT 2009)

(CPMT 2009) Correct IUPAC name of above compound is

A compound with molecular formula, C H has two tertiary carbons. Its IUPAC name is (AFMC 2009)

IUPAC name of the given compound is (AFMC 2009)

The IUPAC name of the compound having the formula CH C CH CH is (AIPMT 2009)

The state of hybridisation of C2, C3, C5 and C6 of the hydrocarbon, is in the following sequence (AIPMT 2009)

The stability of carbanions in the following (I) RC C Θ (II) (III) R C CH Θ (IV) R C CH Θ is in the order of (AIPMT 2008)

Which of the following is most basic ? (CPMT 2008)

Inductive effect involves (AFMC 2008)

IUPAC name of (PMET 2008)

In the hydrocarbon, the state of hybridisation of carbons1, 3 and 5 are in the following sequence (AIPMT 2008)

Which of the following is antiaromatic?