MCQ

CH13 - THE BEHAVIOR OF METALS

What is the balanced chemical equation for the reaction between calcium and water?

2013 Summer

1

MCQ

CH13 - THE BEHAVIOR OF METALS

A student carried out an experiment to find the order of reactivity of five metals.They were tested with cold water, hot water and steam and the resul...

2014 Summer

3

MCQ

CH13 - THE BEHAVIOR OF METALS

A metal has the following properties:• It does not react with cold water.• It reacts with dilute hydrochloric acid.• It cannot be extracted from...

2012 Summer

2

MCQ

CH13 - THE BEHAVIOR OF METALS

Which statement is correct for the element of proton number 19?

2011 Summer

2

MCQ

CH13 - THE BEHAVIOR OF METALS

A student added dilute hydrochloric acid to four metals and recorded the results. Not all of the results are correct. [Table_1] Which two results ar...

2010 Summer

2

MCQ

CH13 - THE BEHAVIOR OF METALS

Which statements about the general properties of metals are correct?1. conduct electricity when solid2. form acidic oxides3. high melting point

2012 Summer

3

MCQ

CH13 - THE BEHAVIOR OF METALS

A substance, X, has the following properties.1 It has a high melting point.2 It conducts electricity in the solid and liquid states.3 It is malleable....

2013 Summer

2

MCQ

CH13 - THE BEHAVIOR OF METALS

The table shows the results of adding three metals, P, Q and R, to dilute hydrochloric acid and to water.[Table_1]What is the order of reactivity of t...

2011 Summer

2

MCQ

CH13 - THE BEHAVIOR OF METALS

The table gives information about three different metals G, H and J.[Table_1]What is the order of reactivity of these metals?

2009 Summer

2

MCQ

CH13 - THE BEHAVIOR OF METALS

Which substance is a metal?[Table_1]

2011 Summer

2

MCQ

CH1 - STATES OF MATTER

The diagram shows a cup of tea.Which row describes the water particles in the air above the cup compared with the water particles in the cup?[Table_1]

2010 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

A fruit drink coloured orange contains a dissolved mixture of red and yellow colouring agents. One of these colouring agents is suspected of being ill...

2010 Summer

2

MCQ

CH1 - STATES OF MATTER

A student carries out an experiment to find how fast 3 cm pieces of magnesium ribbon dissolve in 10 cm$^3$ samples of sulfuric acid at different tempe...

2010 Summer

2

MCQ

CH4 - ATOMS COMBINING

Which row shows the change that takes place when element X gains the new particle shown?[Table showing 'particle gained' and 'change']

2010 Summer

1

MCQ

CH3 - ATOMS AND ELEMENTS

The diagram shows an atom. What is the proton number and neutron number of the atom?

2010 Summer

4

MCQ

CH3 - ATOMS AND ELEMENTS

The symbols of two atoms may be written as shown. \( ^{52}_{23}X \) \( ^{52}_{24}Y \) Which statement about these atoms is correct?

2010 Summer

2

MCQ

CH14 - MAKING USE OF METALS

Which name is given to mixtures of metals?

2010 Summer

2

MCQ

CH4 - ATOMS COMBINING

Element X has six electrons in its outer shell.How could the element react?

2010 Summer

2

MCQ

CH4 - ATOMS COMBINING

In which compounds are pairs of electrons shared between atoms?1. sodium chloride2. methane3. lead bromide

2010 Summer

1

MCQ

CH5 - REACTING MASSES AND CHEMICAL EQUATIONS

Hydrogen and chlorine react as shown.1 molecule of hydrogen + 1 molecule of chlorine \rightarrow 2 moles of hydrogen chloride.What is the equation for...

2010 Summer

1