Question
| 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) 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 |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column A | Column B |
| 1. Thermal decomposition of propane. | (a) Polymer of vinyl chloride |
| 2. $CH _3 CH = CH _2+ HBr \xrightarrow{\text { Peroxide }}$ | (b) Propan-2-ol |
| 3. $\begin{array}{l} CH _3- CH = CH _2+ H _2 O \xrightarrow{ H ^{+}}\end{array}$ | (c) Propene + ethene |
| 4. PVC | (d) $CH _3- CH _2- CH _2- Br$ |
| 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) Standard state of substance | (a) $\Delta G =\Delta H - T \Delta S$ |
| (2) Entropy of sublimation | (b) 1 atm pressure and 298 K temperature |
| (3) Gibbs equation | (c) non-crystalline |
| (4) Glass | (d) $\Delta S _{\text {sub }}=\frac{\Delta H _{\text {(sub) }}}{ T }$ |
| Column A | Column B |
| (1) Nodal plane for $P _x$ orbital | (a) 6s, 5p, 4d |
| (2) 3 unpaired electrons in nitrogen | (b) yz |
| (3) Orbitals for n = 5, $l$=2 and m =0 | (c) Hund's law of maximum |
| (4) Orbitals for n+$l$ = 6 | (d) $5 dz ^2$ |
| 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. 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) Solution of $CuSO _4$ | (a) 14 |
| (2) $SnS _2$ | (b) $pH <7$ |
| (3) Relationship of $K _{ p }$ and $K _{ c }$ | (c) $K_{s p}=4 s^3$ |
| (4) $pK _{ a }+ pK _{ b }$ | (d) $K _{ p }= K _{ c }( RT )^{\Delta n}$ |
| Column A | Column B |
| (1) p-p axial overlapping | (a) Diamond |
| (2) One $\sigma$ and $1 \pi$ bond | (b) CI-CI |
| (3) Ethyne | (c) $O _2$ |
| (4) High melting point | (d) sp hybridisation |
| 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. $sp ^3$ saturated carbon | (a) HCHO |
| 2. Trigonal planar geometry | (b) $\square$ |
| 3. Cyclobutane | (c) $CH _3- Cl$ |
| 4. Unsaturated alicyclic compound | (d) Cyclobutene |