MCQ

CH11 - ACIDS AND BASES

The diagram shows the reaction between zinc oxide and dilute hydrochloric acid.Which terms describe the reaction?

2012 Summer

1

MCQ

CH11 - ACIDS AND BASES

Four different gases are passed through the apparatus shown. Which gas has no effect on either piece of litmus paper?

2012 Summer

2

MCQ

CH11 - ACIDS AND BASES

Two oxides, X and Y, are added separately to dilute sulfuric acid and dilute sodium hydroxide.X reacts with dilute sulfuric acid but Y does not react....

2013 Summer

2

MCQ

CH11 - ACIDS AND BASES

An aqueous solution of copper(II) sulfate was made by adding excess copper(II) oxide to dilute sulfuric acid. The mixture was heated, stirred and then...

2012 Summer

1

MCQ

CH11 - ACIDS AND BASES

Different plants grow best under different pH conditions. Which plant grows best in alkaline soil? [Table_1]

2014 Summer

3

MCQ

CH11 - ACIDS AND BASES

Aqueous potassium iodide is added to aqueous silver nitrate.What are the colours of the final precipitate and solution? [Table_1]

2012 Summer

3

MCQ

CH11 - ACIDS AND BASES

Carbon dioxide is an acidic oxide that reacts with aqueous calcium hydroxide. Which type of reaction takes place?

2011 Summer

2

MCQ

CH11 - ACIDS AND BASES

Element X forms an oxide, XO, that neutralises sulfuric acid. Which row describes X and XO? [Table_1] Table: | element X | nature of oxide, XO | |--...

2014 Summer

3

MCQ

CH11 - ACIDS AND BASES

Which statement about the reaction of acids is correct?

2013 Summer

2

MCQ

CH11 - ACIDS AND BASES

Aqueous sodium hydroxide is added to a solution of a salt. A blue precipitate is formed which does not dissolve in excess.Aluminium foil is added to t...

2009 Summer

1

MCQ

CH1 - STATES OF MATTER

The diagram shows how the molecules in the exhaust gases diffuse into the air. Which statement describes what happens to these molecules next?

2009 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

A student takes 2 g samples of calcium carbonate and adds them to 20 cm^3 samples of dilute hydrochloric acid at different temperatures. She measures ...

2009 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

The diagram shows the paper chromatograms of four substances, W, X, Y and Z.Which two substances are pure?

2009 Summer

1

MCQ

CH3 - ATOMS AND ELEMENTS

An element S has the proton number 18. The next element in the Periodic Table is an element T. Which statement is correct?

2009 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

Which numbers are added together to give the nucleon number of an ion?

2009 Summer

1

MCQ

CH3 - ATOMS AND ELEMENTS

The electronic configuration of an ion is 2.8.8. What could this ion be?[Table showing options for $S^{2-}$ and $Ca^{2+}$]

2009 Summer

2

MCQ

CH4 - ATOMS COMBINING

The diagrams show the structures of two forms, P and Q, of a solid element. What are suitable uses of P and Q, based on their structures?

2009 Summer

2

MCQ

CH4 - ATOMS COMBINING

Element V forms an acidic, covalent oxide. Which row in the table shows how many electrons there could be in the outer shell of an atom of V? [Table_1...

2009 Summer

2

MCQ

CH4 - ATOMS COMBINING

When sodium chloride is formed from its elements, each chlorine atom ...... 1 ...... one ...... 2 .......Which words correctly complete gaps 1 and 2?

2009 Summer

2

MCQ

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

Nitrogen and hydrogen react together to form ammonia.$N_2 + 3H_2 \rightarrow 2NH_3$When completely converted, 7 tonnes of nitrogen gives 8.5 tonnes of...

2009 Summer

1