Question
| 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) 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 |
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| 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 |
| Column A | Column B |
| 1.$CH _3 CH _2 OH$ and $CH _3 OCH _3$ | (a) Negative carbon $sp ^3$ hybridization |
2. ![]() | (b) $- NO ^2$ group |
| 3. $: \overline{ C } H _3$ | (c) Functional group isomerism |
| 4. $-I$ effect | (d) Metamerism |
| 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) 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) Gram molecular mass | (a) Volume of gas at NTP |
| (2) Mole x 22.4 | (b) 6.4 |
| (3) Atomic mass x specific heat | (c) 100 |
| (4) Molar mass of $CaCO _3$ | (d) mass of one mole molecules |
| 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. 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) $s p^2$ hybridisation | (a) $BeCl _2$ |
| (2) $s p^3$ hybridisation | (b) $\stackrel{\oplus}{ C } H _3$ |
| (3) $Rb _2 O$ | (c) $\stackrel{+}{ N } H _4$ |
| (4) 50/s-character compound | (d) Oxide having more basic property |
| Column A | Column B |
| 1. Mustard gas | (a) $180^{\circ}$ |
| 2. PAN | (b) $HC \equiv CH$ |
| 3. $H - C - C$ bond angle in ethyne | (c) Polymer of vinyl cyanide |
| 4. Dehydrohalogenation $\text { in } CH_3 CHBr_2$ | (d) War gas |
| Column A | Column B |
| (1) Basicity of boric acid | (a) $\Delta H$ is positive |
| (2) Proton acceptor | (b) pH < 7 |
| (3) Endothermic reaction | (c) Bronsted-Lowry base |
| (4) Aqueous solution of NH4 CI | (d) 1 |