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 the result of dropping a purple crystal into water. Which processes take place in this experiment?

2014 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

The four pieces of apparatus shown below are used in chemical experiments. Which statement about the apparatus is correct?

2014 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

Alcohol and water are completely miscible. This means when mixed together they form only one liquid layer. Which method is used to separate alcohol fr...

2014 Summer

1

MCQ

CH3 - ATOMS AND ELEMENTS

The diagram shows the structure of an atom of element X. What is X?

2014 Summer

1

MCQ

CH3 - ATOMS AND ELEMENTS

The diagrams show four particles.Which two diagrams show atoms that are isotopes of each other?

2014 Summer

1

MCQ

CH4 - ATOMS COMBINING

The 'lead' in a pencil is made of a mixture of graphite and clay. When the percentage of graphite is increased, the pencil slides across the paper mo...

2014 Summer

2

MCQ

CH4 - ATOMS COMBINING

Element X is in Group I of the Periodic Table. X reacts with element Y to form an ionic compound.Which equation shows the process that takes place whe...

2014 Summer

1

MCQ

CH4 - ATOMS COMBINING

Solid F is an element. Solid G is a compound. Neither solid conducts electricity but G conducts electricity when dissolved in water. These properties ...

2014 Summer

1

MCQ

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

A compound contains one atom of calcium, two atoms of hydrogen and two atoms of oxygen. What is the correct chemical formula of the compound?

2014 Summer

2

MCQ

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

In athletics, banned drugs such as nandrolone have been taken illegally to improve performance. Nandrolone has the molecular formula $C_{18}H_{26}O_2$...

2014 Summer

1