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1. A
   Maltose
2. B
   Lactose
3. C
   Raffinose
4. D
   Stachyose

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1. A
   0.22 mol dm$^{-3}$
2. B
   0.16 mol dm$^{-3}$
3. C
   0.30 mol dm$^{-3}$
4. D
   0.25 mol dm$^{-3}$

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1. A
   $4RT$
2. B
   $-5RT$
3. C
   $RT$
4. D
   $-2RT$

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1. A
   Potassium trioxalatoaluminate(III)
2. B
   Hexacyanoferrate(II) ion
3. C
   Pentaamminecarbonatocobalt(III) chloride
4. D
   Tetraamminecopper(II) ion

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1. A
   Sodium propoxide
2. B
   Ethoxy propane
3. C
   Silver propanoate
4. D
   Silver ethanoate

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1. A
   $7.7 \times 10^{-2}$ min$^{-1}$
2. B
   $4.2 \times 10^{-2}$ min$^{-1}$
3. C
   $2.1 \times 10^{-2}$ min$^{-1}$
4. D
   $3.5 \times 10^{-2}$ min$^{-1}$

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1. A
   Propane-1,2-diol
2. B
   Propane-1,3-diol
3. C
   Propane-1,2,3-triol
4. D
   Propene-1,2,3-triol

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1. A
   B
2. B
   Na
3. C
   Mg
4. D
   Al

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1. A
   zero
2. B
   one
3. C
   two
4. D
   three

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1. A
   Each atom consists of massive, positively charged centre.
2. B
   The electrons are revolving continuously around the nucleus
3. C
   This model does not describe the distribution of electrons around the nucleus.
4. D
   This model describes the energies of electrons.

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1. A
   $\frac{x}{2}$ mol dm$^{-3}$ s$^{-1}$
2. B
   $x$ mol dm$^{-3}$ s$^{-1}$
3. C
   $2x$ mol dm$^{-3}$ s$^{-1}$
4. D
   $4x$ mol dm$^{-3}$ s$^{-1}$

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1. A
   Cluster of $10^3$ atoms > cluster of $10^4$ atoms > Bulk sodium
2. B
   Bulk sodium > Cluster of $10^4$ atoms > Cluster of $10^3$ atoms
3. C
   Cluster of $10^4$ atoms > Cluster of $10^3$ atoms > Bulk sodium
4. D
   Bulk sodium > cluster of $10^3$ atoms > Cluster of $10^4$ atoms

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1. A
   Cheese
2. B
   Butter
3. C
   Milk
4. D
   Jellies

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1. A
   4
2. B
   6
3. C
   10
4. D
   12

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1. A
   167.35 pm
2. B
   334.70 pm
3. C
   144.93 pm
4. D
   118.32 pm

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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
   Ca, S, O
2. B
   Zn, S, O
3. C
   Ba, S, O
4. D
   Mg, S, H, O

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1. A
   High density polythene
2. B
   Low density polythene
3. C
   Bakelite
4. D
   Melamine

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1. A
   Reaction with propionic acid
2. B
   Reaction with acetic anhydride
3. C
   Reaction with phosphorus trichloride
4. D
   Reaction with acetyl chloride

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1. A
   $20564.44$ cm$^{-1}$
2. B
   $23032.17$ cm$^{-1}$
3. C
   $15354.78$ cm$^{-1}$
4. D
   $25225.7$ cm$^{-1}$

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1. A
   Urea
2. B
   Sodium chloride
3. C
   Sodium hydroxide
4. D
   Acetic acid

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1. A
   $0.011\,\Omega^{-1}$ cm$^{-1}$
2. B
   $0.022\,\Omega^{-1}$ cm$^{-1}$
3. C
   $0.033\,\Omega^{-1}$ cm$^{-1}$
4. D
   $0.044\,\Omega^{-1}$ cm$^{-1}$

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1. A
   Mn(I)O$_2$
2. B
   Mn(II)O$_2$
3. C
   Mn(III)O$_2$
4. D
   Mn(IV)O$_2$

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1. A
   0.594 V
2. B
   −0.594 V
3. C
   −0.08 V
4. D
   0.08 V

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1. A
   30 dm³
2. B
   20 dm³
3. C
   15 cm³
4. D
   10 dm³

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