Neet 2025 PYQ

$\text{C(s)}+2{\text{H}}_2\text{(g)}\to {\text{CH}}_4\text{(g)};\Delta H=-74.8{\text{kJ mol}}^{-1}$. Which of the following diagrams gives an accurate representation of the above reaction? [$R\to$ reactants; $P\to$ products]

Match List - I with List - IIList-I (Example)A. HumidityB. AlloysC. AmalgamsD. SmokeList-II (Type of Solution)I. Solid in solidII. Liquid in gasIII. Solid in gasIV. Liquid in solidChoose the correct answer from the options given below:

The correct order of decreasing basic strength of the given amines is:

Among the following, choose the ones with equal number of atoms:A. $212\text{g}$ of ${\text{Na}}_2{\text{CO}}_3$ ($\text{s}$) [molar mass = $106\text{g}$ ]B. $248\text{g}$ of ${\text{Na}}_2\text{O}$ ($\text{s}$) [molar mass = $62\text{g}$ ]C. $240\text{g}$ of $\text{NaOH}$ ($\text{s}$) [molar mass = $40\text{g}$ ]D. $12\text{g}$ of ${\text{H}}_2$ ($\text{g}$) [molar mass = $2\text{g}$ ]E. $220\text{g}$ of ${\text{CO}}_2$ ($\text{g}$) [molar mass = $44\text{g}$ ]Choose the correct answer from the options given below:

Match List I with List II:List I (Name of Vitamin)A. Vitamin ${\text{B}}_{12}$ B. Vitamin DC. Vitamin ${\text{B}}_2$ D. Vitamin ${\text{B}}_6$ List II (Deficiency disease)I. CheilosisII. ConvulsionsIII. RicketsIV. Pernicious anaemiaChoose the correct answer from the options given below: