Practice every past-year question.

1. A
   Liquid in solid
2. B
   Solid in gas
3. C
   Solid in liquid
4. D
   Liquid in gas

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1. A
   $\text{CH}_3\text{-CH}_2\text{-NH}_2$
2. B
   $\text{CH}_3\text{-O-Na}$
3. C
   $\text{CH}_3\text{-O-C}_2\text{H}_5$
4. D
   $\text{CH}_3\text{CN}$

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1. A
   $\text{C}_6\text{H}_5\text{-CH}_2\text{COOH}$
2. B
   $\text{C}_6\text{H}_5\text{-CH}_2\text{-CH}_2\text{-CH}_2\text{-COOH}$
3. C
   $\text{C}_6\text{H}_5\text{-OH}$
4. D
   $\text{C}_6\text{H}_5\text{-COOH}$

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1. A
   2-Ethyl-3-methylcyclopentanol
2. B
   2-Ethyl-5-methylcyclopentanol
3. C
   2-Methyl-3-ethylcyclopentanol
4. D
   1-Methyl-3-ethylcyclopentan-2-ol

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1. A
   3.4
2. B
   4.5
3. C
   5.1
4. D
   5.8

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1. A
   $\text{NH}_3$
2. B
   $\text{C}_2\text{H}_6$
3. C
   $\text{H}_2\text{S}$
4. D
   $\text{CH}_3\text{-O-CH}_3$

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1. A
   $0.42\,\text{cm}^{-1}$
2. B
   $0.84\,\text{cm}^{-1}$
3. C
   $0.60\,\text{cm}^{-1}$
4. D
   $1.04\,\text{cm}^{-1}$

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1. A
   Alkyl fluorides
2. B
   Alkyl chlorides
3. C
   Alkyl bromides
4. D
   Alkyl iodides

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1. A
   $0.0102\,\text{min}^{-1}$
2. B
   $0.0204\,\text{min}^{-1}$
3. C
   $0.0306\,\text{min}^{-1}$
4. D
   $0.0408\,\text{min}^{-1}$

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1. A
   $\text{SOCl}_2$
2. B
   $\text{COCl}_2$
3. C
   $(\text{ClCH}_2)_2\text{S}(\text{CH}_2)_2\text{Cl}$
4. D
   $\text{CCl}_3\text{NO}_2$

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1. A
   Paschen
2. B
   Lyman
3. C
   Pfund
4. D
   Balmer

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1. A
   0.02 F
2. B
   0.03 F
3. C
   0.25 F
4. D
   0.30 F

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1. A
   $\text{Co}^{2+}$ and $\text{Mn}^{3+}$
2. B
   $\text{Mn}^{2+}$ and $\text{Zn}^{2+}$
3. C
   $\text{Fe}^{3+}$ and $\text{Mn}^{2+}$
4. D
   $\text{Sc}^{3+}$ and $\text{Co}^{2+}$

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1. A
   Furan
2. B
   Pyridine
3. C
   Thiophene
4. D
   Piperidine

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1. A
   $\beta$-1,4 and $\alpha$-1,4
2. B
   $\alpha$-1,6 and $\beta$-1,4
3. C
   $\beta$-1,6 and $\beta$-1,4
4. D
   $\alpha$-1,4 and $\alpha$-1,6

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1. A
   0.0721
2. B
   0.0552
3. C
   0.0625
4. D
   0.9375

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1. A
   Ammine
2. B
   Chloro
3. C
   Sulphato
4. D
   Nitrito

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1. A
   2-Bromopropane
2. B
   2-Bromo-2-methylbutane
3. C
   2-Bromo-3-methylbutane
4. D
   3-Bromopentane

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1. A
   Structure A
2. B
   Structure B
3. C
   Structure C
4. D
   Structure D

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1. A
   Nitric acid (dil.)
2. B
   Nitrous acid (conc.)
3. C
   Sulphuric acid (conc.)
4. D
   Nitric acid (conc.) + Sulphuric acid (conc.)

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1. A
   $\text{I}_2 > \text{Br}_2 > \text{Cl}_2 > \text{F}_2$
2. B
   $\text{Br}_2 > \text{Cl}_2 > \text{F}_2 > \text{I}_2$
3. C
   $\text{F}_2 > \text{Cl}_2 > \text{Br}_2 > \text{I}_2$
4. D
   $\text{Cl}_2 > \text{F}_2 > \text{Br}_2 > \text{I}_2$

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1. A
   $3.6132 \times 10^{23}$
2. B
   $7.2264 \times 10^{23}$
3. C
   $4.8396 \times 10^{23}$
4. D
   $5.0331 \times 10^{23}$

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1. A
   Stephen reduction
2. B
   Clemmensen reduction
3. C
   Wolf Kishner reduction
4. D
   Rosenmund reduction

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1. A
   $\text{BeCl}_2$ and $\text{Be(OH)}_2$
2. B
   $\text{BeCl}_2$ and $\text{Na}_2\text{BeO}_4$
3. C
   $\text{Be(OH)}_2$ and $\text{BeCl}_2$
4. D
   $\text{BeCl}_2$ and $\text{Na}_2\text{BeO}_2$

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1. A
   $\text{SO}_3$
2. B
   NO
3. C
   $\text{Al}_2\text{O}_3$
4. D
   CaO

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