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. Oxidation number of S in $H _2 SO _5$. | (a) Always integer |
| 2. Bleaching powder | (b) Equivalent weight $=$ Molecular weight |
| 3. In $FeSO _4 \cdot 7 H _2 O$ | (c) $CaOCl _2$ |
| 4. Valency | (d) $+6$ |
| Column A | Column B |
| 1. Alkyne | (a) $CH _2= CH -$ |
| 2. Paddy alcohol | (b) $C _{ n } H _{2 n } O _2$ |
| 3. Vinyl | (c) $C _{ n } H _{2 n -2}$ |
| 4. Carboxylic acid | (d) $C _2 H _5 OH$ |
| Column A | Column B |
| 1. On Ag electrode, the electrolysis of aqueous solution of $AgNO _3$ | (a) $K _2 Cr _2 O _7$ |
| 2. $Cr < Mg < K$ | (b) $CHCl _3$ |
| 3. Different mathmetical value of valency and oxidation number of carbon | (c) Reducing capacity |
| 4. Oxidizing property | (d) On cathode Ag and on anode $Ag ^{+}$ |
| 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) 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) Significant figures in 0.0026 | (a) $40 \times 10^2 pm$ |
| (2) 8 gm NaOH per liter | (b) 2 |
| (3) 40 Å | (c) 0.2 M |
| (4) Number of electrons in ethane | (d) 18 |
| Column A | Column B |
| 1.Acidic property | (a) ![]() |
| 2. Positive mesomeric effect | (b) Inductive effect |
| 3. Unstable effect | (c) Aniline |
| 4. Stable effect | (d) Electromeric effect |
| 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. Addition reaction | (a) $\begin{array}{c} Ca ( s )+2 H _2 O ( l ) \longrightarrow Ca ( OH )_2( aq )+ H _2(g)\end{array}$ |
| 2. Decomposition reaction | (b) $C ( s )+ O _2(g) \longrightarrow CO _2(g)$ |
| 3. Displacement reaction | (c) $\begin{array}{r}2 H _2 O (l) \longrightarrow 2 H _2(g)+ O _2(g)\end{array}$ |
| 4. Disproportionation reaction | (d) $\begin{aligned} 2 H _2 O _2( aq ) \longrightarrow & 2 H _2 O ( l ) & + O _2(g)\end{aligned}$ |
| Column A | Column B |
| (1) Planck's quantum theory | (a) dipositive charge |
| (2) Value of $l$ for 3d | (b) E = hv |
| (3) Numbers of unpaired electron in $Fe ^{+2}$ | (c) 2 |
| (4) Charge on a particle | (d) 4 |