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

In which changes do the particles move further apart? $$\text{W} \rightleftharpoons \text{Y} \text{ (gas)}$$ $$\text{X} \rightleftharpoons \text{Z} ...

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

One of the instructions for an experiment reads as follows. Quickly add 50 $\text{cm}^3$ of acid. What is the best piece of apparatus to use?

2016 Summer

3

MCQ

CH4 - ATOMS COMBINING

Diamond and graphite are macromolecules.Which statement about diamond and graphite is not correct?

2016 Summer

2

MCQ

CH4 - ATOMS COMBINING

The table shows the electronic structure of four atoms.[Table_1]Which two atoms combine to form a covalent compound?

2016 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

An aluminium atom has a nucleon number of 27 and a proton number of 13.How many neutrons does this aluminium atom contain?

2016 Summer

2

MCQ

CH4 - ATOMS COMBINING

What happens when a bond is formed between a green gaseous element and a soft metallic element?

2016 Summer

2

MCQ

CH6 - USING MOLES

The equation shows the reaction between magnesium and sulfuric acid. [A_r: H, 1; O, 16; Mg, 24; S, 32] $$ \text{Mg} + \text{H}_2\text{SO}_4 \rightarr...

2016 Summer

2

MCQ

CH1 - STATES OF MATTER

The diagram shows an electrical cable.Which statement about the substances used is correct?

2016 Summer

2

MCQ

CH1 - STATES OF MATTER

When substance X is electrolysed, the amount of gases P and Q formed is shown. What is substance X?

2016 Summer

1