Practice every past-year question.

1. A
   Wedge formula
2. B
   Fisher projection formula
3. C
   Newman projection formula
4. D
   Sawhorse formula

Tap an option to check your answer.

1. A
   $\text{H}_2\text{S}_2\text{O}_3$
2. B
   $\text{H}_2\text{S}_2\text{O}_5$
3. C
   $\text{H}_2\text{S}_2\text{O}_7$
4. D
   $\text{H}_2\text{S}_2\text{O}_8$

Tap an option to check your answer.

1. A
   $\text{NaCl} + \text{KNO}_3 \to \text{NaNO}_3 + \text{KCl}$
2. B
   $\text{Mg(OH)}_2 + 2\text{NH}_4\text{Cl} \to \text{MgCl}_2 + 2\text{NH}_4\text{OH}$
3. C
   $\text{CaC}_2\text{O}_4 + 2\text{HCl} \to \text{CaCl}_2 + \text{H}_2\text{C}_2\text{O}_4$
4. D
   $\text{Zn} + 2\text{AgCN} \to 2\text{Ag} + \text{Zn(CN)}_2$

Tap an option to check your answer.

1. A
   Dimethyl cadmium
2. B
   Propanone
3. C
   Butanone
4. D
   Propanal

Tap an option to check your answer.

1. A
   Zero
2. B
   One
3. C
   Two
4. D
   Three

Tap an option to check your answer.

1. A
   1-Bromopropene
2. B
   2-Bromopropene
3. C
   3-Bromopropene
4. D
   4-Bromobut-1-ene

Tap an option to check your answer.

1. A
   1-Fluoro-2-methylpropane
2. B
   2-Fluoro-2-methylpropane
3. C
   1-Flurobutane
4. D
   2-Flurobutane

Tap an option to check your answer.

1. A
   $2.0\text{ K kg mol}^{-1}$
2. B
   $3.0\text{ K kg mol}^{-1}$
3. C
   $2.5\text{ K kg mol}^{-1}$
4. D
   $3.5\text{ K kg mol}^{-1}$

Tap an option to check your answer.

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

Tap an option to check your answer.

1. A
   $\text{SiCl}_4$
2. B
   $\text{SF}_4$
3. C
   $\text{BrF}_5$
4. D
   $\text{XeF}_4$

Tap an option to check your answer.

1. A
   $32\text{ g mol}^{-1}$
2. B
   $14\text{ g mol}^{-1}$
3. C
   $28\text{ g mol}^{-1}$
4. D
   $30\text{ g mol}^{-1}$

Tap an option to check your answer.

1. A
   $\frac{V}{T}$ = Constant at constant pressure and for fixed mass of gas.
2. B
   $\frac{P}{d}$ = constant at constant temperature and fixed mass of gas.
3. C
   $\frac{P}{T}$ = constant at constant volume and fixed mass of gas.
4. D
   $P \times V$ = constant at constant temperature and for fixed mass of gas.

Tap an option to check your answer.

1. A
   Charcoal is added to methylene blue solution.
2. B
   Chalk is dipped in ink.
3. C
   Hydrogen gas is passed over platinum.
4. D
   Oxygen gas is passed over finely divided nickel.

Tap an option to check your answer.

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

Tap an option to check your answer.

1. A
   $\text{AB}_3$
2. B
   $\text{A}_3\text{B}_2$
3. C
   $\text{A}_2\text{B}_3$
4. D
   $\text{AB}_4$

Tap an option to check your answer.

1. A
   Catechol
2. B
   Resorcinol
3. C
   Phloroglucinol
4. D
   Hydroquinone

Tap an option to check your answer.

1. A
   0.371 M
2. B
   0.487 M
3. C
   0.615 M
4. D
   0.726 M

Tap an option to check your answer.

1. A
   $\text{C}_2\text{H}_5\text{OH}$
2. B
   $\text{CH}_3\text{OH}$
3. C
   $\text{CH}_3\text{NH}_2$
4. D
   $\text{CH}_4$

Tap an option to check your answer.

1. A
   $\text{O}_2$ and $\text{O}_3$ are paramagnetic
2. B
   The enthalpy change during the formation of $\text{O}_3$ from $\text{O}_2$ is positive
3. C
   The entropy change in the formation of $\text{O}_3$ from $\text{O}_2$ is positive
4. D
   $\text{O}_3$ is more stable than $\text{O}_2$

Tap an option to check your answer.

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

Tap an option to check your answer.

1. A
   5512.5 minute
2. B
   11025.0 minute
3. C
   8314.3 minute
4. D
   2303.1 minute

Tap an option to check your answer.

1. A
   $\text{CH}_2\text{Cl}_2$
2. B
   $\text{CHCl}_3$
3. C
   $\text{CCl}_4$
4. D
   $\text{H}_2\text{O}$

Tap an option to check your answer.

1. A
   increases by 0.0592 V
2. B
   decreases by 0.0592 V
3. C
   increases by 0.0296 V
4. D
   decreases by 0.0296 V

Tap an option to check your answer.

1. A
   Phenol
2. B
   o-Bromophenol
3. C
   p-Bromophenol
4. D
   2,4,6-tribromophenol

Tap an option to check your answer.

1. A
   Four spheres are involved in the formation of a tetrahedral void.
2. B
   The octahedral void is surrounded by six spheres.
3. C
   There are two tetrahedral voids associated with each atom.
4. D
   There is one octahedral void associated with two atoms.

Tap an option to check your answer.