IIT-JEE 2010 Paper 1 Offline

In the reaction

the products are :

In the reaction

The intermediate(s) is(are)

In the scheme given below, the total number of intra molecular aldol condensation products formed from Y is ____________.

Amongst the following, the total number of compounds soluble in aqueous NaOH is _________.

In the Newman projection for 2,2-dimethylbutane, X and Y can, respectively, be

The total number of cyclic isomers possible for a hydrocarbon with the molecular formula C4H6 is

The correct statement about the following disaccharide is :

The total number of basic groups in the following form of lysine is

Based on VSEPR theory, the number of 90 degree F-Br-F angles in BrF5 is

Plots showing the variation of the rate constant (\(k\)) with temperature (\(T\)) are given below. The point that follows Arrhenius equation is

The concentration of R in the reaction R \(\to\) P was measured as a function of time and the following data is obtained


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The number of neutrons emitted when \({}_{92}^{235}U\) undergoes controlled nuclear fission to \({}_{54}^{142}Xe\) and \({}_{38}^{90}Sr\) is

The correct structure of ethylenediaminetetraacetic acid (EDTA) is

The ionisation isomer of \(\mathrm{[Cr(H_2O)_4Cl(NO_2)]Cl}\) is

The concentration of potassium ions inside a biological cell is at least twenty times higher than the outside. The resulting potential difference across the cell is important in several processes such as transmission of
nerve impulses and m...

The concentration of potassium ions inside a biological cell is at least twenty times higher than the outside. The resulting potential difference across the cell is important in several processes such as transmission of
nerve impulses and m...

The synthesis of 3-octyne is achieved by adding a bromoalkane into a mixture of sodium amide and and alkyne

The reagent(s) used for softening the temporary hardness of water is (are)

Aqueous solution of HNO3, KOH and CH3COOH and CH3COONa of identical concentrations are provided. The pairs of solutions which form a buffer upon mixing is(are)

Amongst the following the total number of compounds whose aqueous solution turns red litmus paper blue is
KCN, K2SO4, (NH4)2C2O4, NaCl, Zn(NO3)2, FeCl3, K2CO3, NH4NO3 and LiCN

Partial roasting of chalcopyrite produces

Iron is removed from chalcopyrite as

In self-reduction, the reducing species is

The value of \(n\) in the molecular formula \(\mathrm{Be_n Al_2Si_6O_{18}}\) is ___________.

A student performs a titration with different burettes and finds titre values of 25.2 mL, 25.25 mL, and 25.0 mL. The number of significant figures in the average titre value is

The bond energy (in kcal mol-1) of a C-C single bond is approximately

Among the following, the intensive property is (properties are)

The species which by definition has ZERO standard molar enthalpy of formation at 298 K is