List of top Questions asked in Assam Combined Entrance Examination- 2024

A pulse of light of duration 50 ns is absorbed completely by a small object initially at rest. Power of the pulse is 60 mW and speed of light is \( 3 \times 10^8 \) m/s. The final momentum of the object is:
The total displacement of the object that exhibits the following motion is
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
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:
The IUPAC name of the following compound 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 second ionisation enthalpy is the highest for
The CORRECT electronic configuration of Cr is
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:
Which one of the following has a non-zero resultant dipole moment?
Which one of the following is the most acidic?
For the compounds given below, the CORRECT order of increasing oxidation number of I is:
Identify the strongest base among the following amines:
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 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: