Question
| Column A | Column B |
| (1) s-p overlapping | (a) CsCl |
| (2) Ionic compounds soluble in water | (b) H-Cl |
| (3) Compound having cation which have pseudo inert gas configuration | (c) Amphoteric oxide |
| (4) $Al _2 O _3$ | (d) $Cu _2 Cl _2$ |
| Column A | Column B |
| (1) s-p overlapping | (a) CsCl |
| (2) Ionic compounds soluble in water | (b) H-Cl |
| (3) Compound having cation which have pseudo inert gas configuration | (c) Amphoteric oxide |
| (4) $Al _2 O _3$ | (d) $Cu _2 Cl _2$ |
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| Column A | Column B |
| (1) Positive rays or canal rays | (a) n = A-Z |
| (2) Discovery of neutron | (b) isotones |
| (3) ${ }_{14}^{30} Si$ and ${ }_{15}^{31} P$ | (c) Chadwick |
| (4) Number of neutrons | (d) Proton |
| Column A | Column B |
| (1) Unit of dipole moment | (a) F-F < CI-CI |
| (2) Liquid compound | (b) $H _2 O$ |
| (3) Bond shape | (c) HF |
| (4) Bond enthalpy | (d) Debye (D) |
| Column A | Column B |
| (1) High boiling point of $H _2 O$ | (a) Paramagnetic |
| (2) $B _2$ molecule | (b) Decreasing order of bond order |
| (3) HCI < HBr < HI < HF | (c) Intramolecular H -bond |
| (4) $H _2 O > H _2 S> H _2 Se >$ $H _2 Te$ | (d) Increasing order of boiling point |
| Column A | Column B |
| (1) $CH _3 COOK$ | (a) $h=\sqrt{ Kh }$ |
| (2) $CH _3 COONH _4$ | (b) $K _{s p}=s^2$ |
| (3) pH range of acidic buffer | (c) $Kh =\frac{ K _{ w }}{ K _{ a }}$ |
| (4) For $BaSO _4$ | (d) $pK _{ a } \pm 1$ |
| 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 |
| Column A | Column B |
| 1. $Cr _2 O _{7( aq )}^{2-} \longrightarrow Cr _{( aq )}^{+3}$ | (a) Reduction |
| 2. $2 Br _{2(l)} \longrightarrow 4 Br _{( aq )}^{-}$ | (b) Oxidation |
| 3. $CuSO _4$ | (c) Reduction |
| 4. $Na _2 S_2 O _3$ | (d) Reducing agent |
| Column A | Column B |
| (1) Shape of orbitals | (a) $-13.6 \times \frac{ Z ^2}{n^2} eV$ per atom |
| (2) First postulate of Bohr model | (b) Total values of 1 |
| (3) Energy of electrons in Bohr's orbital $\left( E _{ n }\right)$ | (c) Azimuthal quantum numbers |
| (4) Number of subshells in any shell | (d) $m V^2=\frac{ Ze ^2}{r}$ |
| 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) Li, Na, K | (a) 7 |
| (2) Number of periods in periodic table | (b) Elements of group 18 |
| (3) Noble gases | (c) ununseptium |
| (4) Atomic mass 117 | (d) Dobereiner's triad |
| Column A | Column B |
| 1. Biogenesis principle | (a) Aniline |
| 2. Tetravalent carbon | (b) Berzilius |
| 3. Aromatic heterocyclic compound | (c) Pyridine |
| 4. Benzanoid aromatic compound | (d) Kekule |