List of top Chemistry Questions asked in Assam Combined Entrance Examination

For the reaction, \( A + B \rightarrow \) products, the following data is obtained: A + B \( \rightarrow \) products, the following data is given: $$ \begin{array}{|c|c|c|c|} \hline \text{Exp. No.} & [A] \, (\text{mol L}^{-1}) & [B] \, (\text{mol L}^{-1}) & \text{Initial rate} \, (\text{mol L}^{-1} s^{-1}) \\ \hline 1 & 0.2 & 0.4 & 0.8 \\ 2 & 0.4 & 0.2 & 1.6 \\ 3 & 0.3 & 0.2 & 0.4 \\ \hline \end{array} $$ The rate law of the reaction is: 
The hydrophilic part of \( CH_3(CH_2)_{16}COO^{-}Na^{+} \) is:
Which one of the following compounds is the most reactive in \( S_N1 \) reaction?
Lactose is a disaccharide present in milk. It comprises of
For the following reaction \[ 2 \text{Mn}^{3+} (\text{aq}) + 3 \text{N}_2^{2+} (\text{aq}) \rightarrow 3 \text{Mn}^{2+} (\text{aq}) + 2 \text{N}_2 (\text{s}) \] The standard Gibbs free energy change (\(\Delta G^\circ\)) of the reaction is
An aqueous solution of a dibasic acid (MW = 118) containing 35.4 g of the acid per liter of the solution, has density 1.00 g/cm\(^3\). The normality and molality values of the solution respectively will be:
For a multielectron atom, the CORRECT order of the orbital energy is
The IUPAC name of the following compound is:
The standard electrode potential of electrode-A and electrode-B are \(-0.25 \, \text{V}\) and \(-0.76 \, \text{V}\), respectively. If a Galvanic cell is created using these two electrodes, the standard electromotive force (EMF) of this cell will be:
The state of hybridization of carbon and shape of the formaldehyde molecule, respectively are:
Which one of the following is the most acidic?
The CORRECT electronic configuration of Cr is
Which one of the following has a non-zero resultant dipole moment?
The second ionisation enthalpy is the highest for
In an irreversible isothermal expansion of 2 moles of an ideal gas, work done (W) is found to be (-P\(_{ext}\)V). If the same isothermal expansion is carried out reversibly, the work done will be:
Identify the strongest base among the following amines:
For the compounds given below, the CORRECT order of increasing oxidation number of I is:
The reducing agent \(X\) suitable for the following reduction reaction is:
Which of the following compounds is most acidic?
Identify the major products ‘A’ and ‘B’ for the following reactions:
During a process the enthalpy change of the system, \( \Delta H \) is positive and entropy change of the system, \( \Delta S \) is negative. The process will be:
The wavelength of an electron moving with a velocity of \( 2.2 \times 10^7 \, \text{ms}^{-1} \) is:
The INCORRECT combination of quantum numbers amongst the following is:
The main product formed in the following reaction is: \[ CH_3 - CH_2 - CH = CH_2 + HBr \longrightarrow \]
The pH value of 0.005 M Ba(OH)_2, assume Ba(OH)_2 is completely ionized, is: