NEET 2017

Which one is the most acidic compound?

The heating of phenyl methyl ether with HI produces

Consider the reactions,

Identify A, X, Y and Z.

Of the following, which is the product formed when cyclohexanone undergoes aldol condensation followed by heating?

Which of the following statements is not correct?

Which of the following pairs of compounds is isostructural ?

The species, having bond angles of 120o is

Which one of the following pairs of species have the same bond order ?

A 20 litre container at 400 K contains CO2(g) at pressure 0.4 atm and an excess of SrO (neglect the volume of solid SrO). The volume of the container is now decreased by moving the movable piston fitted in the container. The maximum volume...

The equilibrium constants of the following are
N2 + 3H2 \(\rightleftharpoons\) 2NH3;     K1
N2 + O2 \(\rightleftharpoons\) 2NO;     K2
H2 + \({1 \over 2}\)O2 \(\rightleftharpoons\)
H2O;     K3
The equilibrium constant (K) of the rea...

A first order reaction has a specific reaction rate of 10\(-\)2 sec\(-\)1. How much time will it take for 20 g of the reactant to reduce to 5 g?

Mechanism of a hypothetical reaction
X2 + Y2 \(\to\) 2XY, is given below :
(i)   X2 \(\to\) X + X (fast)
(ii)  X + Y2 \(\rightleftharpoons\) XY + Y (slow)
(iii) X + Y \(\to\) XY (fast)
The overall order of the reaction will be

Mixture of chloroxylenol and terpineol acts as

An example of a sigma bonded organometallic compound is

Correct increasing order for the wavelengths of absorption in the visible region for the complexes of Co3+ is

The correct order of the stoichiometries of AgCl formed when AgNO3 in excess is treated with the complexes : CoCl3.6NH3, CoCl3.5NH3, CoCl3.4NH3 respectively is

Pick out the correct statement with respect to [Mn(CN)6]3\(-\).

Name the gas that can readily decolourise acidified KMnO4 solution.

HgCl2 and I2 both when dissolved in water containing I\(-\) ions, the pair of species formed is

The reason for greater range of oxidation states in actinoids is attributed to

In the electrochemical cell :
\(Zn\left| {ZnS{O_4}\left( {0.01\,M} \right)} \right|\)\(\left| {CuS{O_4}\left( {1.0M} \right)} \right|Cu,\)
the emf of this Daniell cell is E1. When the concentration of ZnSO4 is changed to 1.0 M and that of C...

Which of the following is a sink for CO?

Identify \(A\) and predict the type of reaction.

Predict the correct intermediate and product in the following reaction :
$${H_3}C - C \equiv CH\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{HgS{O_4}}^{{H_2}O,{H_2}S{O_4}}} \mathop {Intermediate}\limits_{(A)} \to \mathop {\Pr oduct}\l...

With respect to the conformers of ethane, which of the following statements is true?

Which one is the correct order of acidity?

Concentration of the Ag+ ions in a saturated solution of Ag2C2O4 is 2.2 \(\times\) 10\(-\)4 mol L\(-\)1. Solubility product of Ag2C2O4 is

Which of the following reactions is appropriate for converting acetamide to methanamine?

The correct increasing order of basic strength for the following compounds is

Match the interhalogen compounds of column-I with the geometry in column-II and assign the correct code.

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In which pair of ions both the species contain S \(-\) S bond?

It is because of inability of ns2 electrons of the valence shell to participate in bonding that

The element Z = 114 has been discovered recently. It will belong to which of the following family/group and electronic configuration ?

Extraction of gold and silver involves leaching with CN\(-\) ion. Silver is later recovered by

Ionic mobility of which of the following alkali metal ions is lowest when aqueous solution of their salts are put under an electric field?

Which is the incorrect statement?

If molality of the dilute solution is doubled, the value of molal depression constant (Kf) will be

Which of the following is dependent on temperature?

The IUPAC name of the compound

The most suitable method of separation of 1 : 1 mixture of ortho and para-nitrophenols is

The correct statement regarding electrophile is

Which one is the wrong statement ?

Which one of the following statements is not correct?

For a given reaction, \(\Delta\)H = 35.5 kJ mol\(-\)1 and \(\Delta\)S = 83.6 J K\(-\)1 mol\(-\)1. The reaction is spontaneous at (Assume that \(\Delta\)H and \(\Delta\)S do not vary with temperature.)

A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an initial volume of 2.50 L to a final volume of 4.50 L. The change in internal energy \(\Delta\)U of the gas in joules will be