| 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) $CH _3 OH$ |
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| 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. Bayer's reagent | (a) $C _{12}$ to $C _{16}$ |
| 2. Ozonolysis of but-2-ene | (b) $CH _3- CH _2- CHO$ |
| 3. Hydroformylation of ethene | (c) Test for unsaturation |
| 4. Kerosene oil | (d) $CH _3 CHO$ |
| Column A | Column B |
| (1) Neutralization energy of HCl + NaOH | (a) Heat exchange due to difference in temperature |
| (2) Formation of mixture of gases | (b) 57.32 kJ |
| (3)$\Delta G$ > 0 | (c) increase in entropy |
| (4) Heat | (d) non-spontaneous process |
| 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. 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 |
| 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) Potassium (K) | (a) Elements after ${ }_{92} U$ |
| (2) Chalcogen | (b) Elements of IV period |
| (3) s-block elements | (c) He |
| (4) Peruranium elements | (d) Halogen |
| Column A | Column B |
| (1) Eka-aluminium | (a) Cs (Caesium) |
| (2) Maximum metallic property table | (b) Ionic property |
| (3) Penetrating power of orbitals | (c) Ga (Gallium) |
| (4) $NaCl > MgCl _2$ | (d) More ionisation enthalpy |
| 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) Unit of amount of substance | (a) Physical properties |
| (2) Cancer treatment medicine | (b) Mole |
| (3) $10^9$ | (c) Cisplatin |
| (4) Viscocity | (d) giga |