Question
| Column A | Column B |
| (1) Enthalpy of solution | (a) irreversible process |
| (2) Volume | (b) decrease in entropy |
| (3) Spontaneous process | (c) hydration enthalpy/ salvation enthalpy |
| (4) Crystallisation of sugar from solution | (d) Extensive property |
| Column A | Column B |
| (1) Enthalpy of solution | (a) irreversible process |
| (2) Volume | (b) decrease in entropy |
| (3) Spontaneous process | (c) hydration enthalpy/ salvation enthalpy |
| (4) Crystallisation of sugar from solution | (d) Extensive property |
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| Column A | Column B |
| (1) Molar mass of NaCl | (b) mass-volume unit |
| (2) Number of moles of water in 36 gm | (b) mass-volume unit |
| (3) Empirical formula of Benzene | (c) $58.5 gm mol ^{-1}$ |
| (4) Normality | (d) CH |
| Column A | Column B |
| (1) Maximum number of electrons in any orbital | (a) Hertz (Hz) |
| (2) Unit of frequency | $\begin{array}{l}\text { (b) } 2.188 \times 10^8 Z / n \\ cm sec ^{-1}\end{array}$ |
| (3) Velocity of electron in Bohr's orbital | (c) $[ Ar ] 3 d^{10} 4 s^1$ |
| (4) Electronic confi- guration of Cu | (d) 2 (2$l$ + 1) |
| Column A | Column B |
| 1. But-1-ene and But-2-ene | (a) $F _2> Cl _2> Br _2> I _2$ |
| 2. Reactivity of halogenation in alkanes | (b) But-2-ene |
| 3. Dehalogenation of $CH_3 CHBr_2$ | (c) Position isomers |
| 4. Dehydration of Butan-2-ol | (d) But-2-ene |
| Column A | Column B |
| (1) Energy mass equation of Einstein | (a) $KE =\frac{1}{2} m v^2$ |
| (2) Wavelength of Balmer series | (b) Linear spectrum |
| (3) Atomic spectrum | (c) $4000 Å-7000 Å$ |
| (4) Kinetic energy | (d) $E = mc ^2$ |
| Column A | Column B |
| 1. $- SO _3 H$ | (a) Prefix sulpho |
| 2. Mixed ether | (b) Chain isomerism |
| 3. All $2^{\circ}$ carbon | (c) $CH _3- O - C _2 H _5$ |
| 4. n -butane and isobutane | (d) Benzene |
| Column A | Column B |
| (1) Coinage metal | (a) 28 |
| (2) Elements form $M ^{+1}$ ion | (b) Cu, Ag, Au |
| (3) All metals | (c) Alkaline metals |
| (4) Number of inner transition elements | (d) group 2 |
| Column A | Column B |
| (1) Hydrolysis of $BCl _3$ | (a) Most acidic oxide |
| (2) $Cl _2 O _7$ | (b) Be and Al |
| (3) Diagonal relationship | (c) $H _3 BO _3$ |
| (4) Outermost electronic configuration of s-block | (d) $ns ^1$ and $ns ^2$ |
| Column A | Column B |
| (1) $\left[ H ^{+}\right]=\left[ OH ^{-}\right]$ | (a) Neutral solution |
| (2) POH > PH | (b) N=2x M |
| (3) 1 M HCI solution | (c) Acidic solution |
| (4) For $H _2 SO _4$ | (d) pH = 0 |
| Column A | Column B |
| (1) Elements in metals. having highest melting point | (a) Hoffnium (Hf) |
| (2) II electron gain enthalpy of oxygen | (b) III > II > 1 |
| (3) Sequence of ionization enthalpy | (c) Positive |
| (4) II member of 5d series | (d) Tungsten (W) |
| Column A | Column B |
| 1. CNG | (a) $C _6$ to $C _8$ |
| 2. Petrol | (b) Liquid natural gas |
| 3. LPG | (c) Liquid natural gas |
| 4. Aromatisation | (d) Propane and butane |