MCQ

CH11 - ACIDS AND BASES

Which statements are properties of an acid?1 reacts with ammonium sulfate to form ammonia2 turns red litmus blue[Table_1]

2016 Summer

3

MCQ

CH11 - ACIDS AND BASES

Which statements about a weak acid, such as ethanoic acid, are correct?1. It reacts with a carbonate.2. It does not neutralise aqueous sodium hydroxid...

2017 Summer

2

MCQ

CH11 - ACIDS AND BASES

Which row describes whether an amphoteric oxide reacts with acids and bases? [Table_1]

2016 Summer

1

MCQ

CH11 - ACIDS AND BASES

Silver chloride is insoluble in water and is prepared by precipitation. Which two substances can be used to make silver chloride?

2016 Summer

2

MCQ

CH11 - ACIDS AND BASES

Dilute sulfuric acid is added to two separate aqueous solutions, X and Y. The observations are shown.[Table_1]Which row shows the ions present in the ...

2017 Summer

1

MCQ

CH11 - ACIDS AND BASES

What is not a typical characteristic of acids?

2017 Winter

1

MCQ

CH11 - ACIDS AND BASES

Germanium oxide is a white powder. Germanium oxide reacts with concentrated hydrochloric acid. Germanium oxide reacts with concentrated aqueous sodium...

2016 Winter

1

MCQ

CH11 - ACIDS AND BASES

Hydrogen chloride gas reacts with water to produce an acidic solution. The equation for the reaction is shown.$\text{HCl} + \text{H}_2\text{O} \righta...

2016 Winter

2

MCQ

CH11 - ACIDS AND BASES

Compound P reacts with hydrochloric acid to produce a gas that turns limewater milky. What is P?

2017 Winter

1

MCQ

CH11 - ACIDS AND BASES

The apparatus shown is used to prepare aqueous copper(II) sulfate. What are X and Y?

2016 Winter

2

MCQ

CH1 - STATES OF MATTER

The rate of diffusion of two gases, methane, CH₄, and ethene, C₂H₄, is measured using the apparatus shown.Which gas diffuses faster and why?

2016 Summer

3

MCQ

CH2 - SEPARATING SUBSTANCES

A sample of a dye is investigated by chromatography. A line is drawn across a piece of chromatography paper and a spot of the dye is placed on it.The ...

2016 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

The paper chromatogram below was obtained from four different dyes.Which dye has an $R_f$ value of 0.7?

2016 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

Which statements about isotopes of the same element are correct?1. They are atoms which have the same chemical properties because they have the same n...

2016 Summer

1

MCQ

CH4 - ATOMS COMBINING

The table shows the electronic structure of four atoms.[Table_1]atom | electronic structure---- | ------------------- W | 2,8,1 X | 2,8,4 Y | 2,...

2016 Summer

2

MCQ

CH4 - ATOMS COMBINING

Which statement describes the attractive forces between molecules (intermolecular forces)?

2016 Summer

2

MCQ

CH4 - ATOMS COMBINING

The diagram represents the general structure of a solid Z. What is Z?

2016 Summer

2

MCQ

CH6 - USING MOLES

A compound, X, contains 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass.The relative molecular mass, $M_r$, of X is 60.What is the molecular form...

2016 Summer

1

MCQ

CH11 - ACIDS AND BASES

25 cm$^3$ of 0.1 mol/dm$^3$ hydrochloric acid exactly neutralise 20 cm$^3$ of aqueous sodium hydroxide.The equation for this reaction is:NaOH + HCl $\...

2016 Summer

1

MCQ

CH1 - STATES OF MATTER

Which reactions could take place at the anode during electrolysis? 1. $4\text{OH}^-(aq) \rightarrow 2\text{H}_2\text{O}(l) + \text{O}_2(g) + 4e^-$ 2...

2016 Summer

1