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) 1 calorie | (a) $KCO _2$ |
| (2) Average atomic mass of chlorine | (b) 4.184 joule |
| (3) Mole x Molecular mass | (c) 35.5 |
| (4) Empirical formula of potassium oxalate | (d) amount in gm |
| Column A | Column B |
| (1) For isothermal reversible process | (a) calculation of combustion energy |
| (2) Entropy change at equilibrium | (b) $\begin{array}{l} W _{ rev }=-2303 nRT \\ \log \frac{ V _{ f }}{ V _{ i }}\end{array}$ |
| (3) Ideal process | (c) $\Delta S =0$ |
| (4) Bomb calorimeter | (d) reversible process |
| Column A | Column B |
| (1) Number of elements in fourth period of periodic table | (a) Actinoids series |
| (2) d-block elements | (b) $[ Ar ] 3 d^5 4 s^2$ |
| (3) 5f series | (c) 18 |
| (4) Mn-electronic configuration | (d) Transition elements |
| Column A | Column B |
| (1) $s p^3$ hybridisation | (a) $CO _2$ |
| (2) Linear geometry | (b) $H _2 O$ |
| (3) Bond angle $104.5^{\circ}$ | (c) $CCl _4$ |
| (4) One l.p at central atom | (d) $NH _3$ |
| Column A | Column B |
| 1. Explosive | (a) HCN |
| 2. $CH _4+ N _2 \xrightarrow{\text { electric arc }}$ | (b) $1.34$ pm |
| 3. Free rotation of carboncarbon single bond | (c) Tetraethyl lead |
| 4. $> C = C <$ Bond length | (d) Conformational isomerism |
| Column A | Column B |
| (1) $CO _2$ | (a) $pH >7$ |
| (2) Pyridine | (b) Lewis acid |
| (3) Molar concentration of water | (c) 55.5 M |
| (4) Basic solution | (d) Lewis base |
| 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) Solution of $CH _3 COONH _4$ | (a) Salt formed by weak acid and weak base |
| (2) $NH _4 Cl$ | (b) $pH =7$ |
| (3) $NH _4 OH + NH _4 Cl$ | (c) $Kh =\frac{ K _{ w }}{ K _{ b }}$ |
| (4) $\left( NH _4\right)_2 CO _3$ | (d) Basic buffer |
| Column A | Column B |
| 1. Secondary amine | (a) $-al$ |
| 2. Carbinol | (b) $C _{10} H _{22}$ |
| 3. Decane | (c) $R - NH - R ^{\prime}$ |
| 4. $- CHO$ group | (d) $CH _3 OH$ |
| Column A | Column B |
| 1. Estimation of carbon and hydrogen | (a) Estimation of halogen |
| 2. Carius process | (b) Lateral overlapping |
| 3. $\pi$ Bond | (c) Methyl free radical |
| 4. Homolytic cleavage of $C - C$ bond of ethane | (d) Liebig combustion process |