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

Sodium chloride is a liquid at 900°C. How are the particles arranged and how do the particles move in sodium chloride at 900°C? [Table_1]

2019 Summer

1

MCQ

CH2 - SEPARATING SUBSTANCES

2.00 g of powdered calcium carbonate is added to 50.0 cm3 of hydrochloric acid.Which apparatus is used to measure the calcium carbonate and the hydroc...

2019 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

Rock salt is a mixture of sand and sodium chloride.Sodium chloride is soluble in water but not in hexane.Sand is insoluble in both water and hexane.Wh...

2019 Summer

2

MCQ

CH2 - SEPARATING SUBSTANCES

The colours in four dyes are separated using chromatography. Which chromatogram shows an insoluble colour?

2019 Summer

3

MCQ

CH3 - ATOMS AND ELEMENTS

Which statement about an atom of fluorine, $^{19}_{9}F$, is correct?

2019 Summer

2

MCQ

CH3 - ATOMS AND ELEMENTS

Calcium reacts with chlorine to produce calcium chloride.What happens when a calcium ion forms during this reaction?

2019 Summer

1

MCQ

CH4 - ATOMS COMBINING

Which row describes the formation of single covalent bonds in methane?

2019 Summer

2

MCQ

CH4 - ATOMS COMBINING

Diamond and graphite have giant covalent structures of carbon atoms. Which statement describes graphite?

2019 Summer

2

MCQ

CH4 - ATOMS COMBINING

The compound magnesium nitrate has the formula Mg(NO$_3$)$_2$.What is the relative formula mass of magnesium nitrate?

2019 Summer

1

MCQ

CH1 - STATES OF MATTER

Four substances are electrolysed using inert electrodes. Which row describes the electrode products? [Table_1]

2019 Summer

2