Chemistry Question Bank

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)

Geometrical isomers differ in (PMET 2007)

Which of the following represents the correct order of the acidity in the given compounds ? (AIPMT 2007)

For (i) I–, (ii) Cl–, (iii) Br–, the increasing order of nucleophilicity would be (AIPMT 2007)

Which of the following compounds will not exhibit cis-trans isomerism ? (PMET 2006) (a) (b) (c) (d)

The number of isomeric alkenes with molecular formula C6H12 are (PMET 2006)