Nicole Saville
Quiz by , created more than 1 year ago

Chemistry Quiz on C4 - The periodic table, created by Nicole Saville on 15/06/2014.

114
11
0
Nicole Saville
Created by Nicole Saville almost 10 years ago
Close

C4 - The periodic table

Question 1 of 41

1

What do ionic bonds form between?

Select one of the following:

  • Metals and metals

  • Metals and non-metals

  • Halogens and alkali metals

  • Carbon atoms

Explanation

Question 2 of 41

1

What is ionic bonding?

Select one of the following:

  • The transfer of electrons between atoms in order to become stable

  • A shared pair of electrons

  • Strong electrostatic forces of attraction between positive ions and a sea of de-localised electrons

Explanation

Question 3 of 41

1

What happens to metal atoms during ionic bonding?

Select one of the following:

  • They lose electrons

  • The gain electrons

  • They pair up

  • They are not involved in ionic bonding

Explanation

Question 4 of 41

1

What happens if an atom gains electrons?

Select one of the following:

  • A positive ion is formed

  • A negative ion is formed

  • oxidation

Explanation

Question 5 of 41

1

During the bonding of magnesium oxide:

Select one or more of the following:

  • Magnesium atoms lose electrons to become Mg-

  • Magnesium atoms lose electrons to become Mg2+

  • Magnesium atoms gain an electron to become Mg

  • Oxygen atoms gain electrons to become O2-

  • Oxygen atoms lose electrons to become O+

Explanation

Question 6 of 41

1

What are positive ions and negative ions held together by?

Select one of the following:

  • Glue

  • Weight

  • Attraction

  • Love

Explanation

Question 7 of 41

1

A sodium atoms only has one electron to lose but an oxygen atom needs to gain two electrons, what happens?

Select one of the following:

  • They compromise and sodium gives one and a half electrons to oxygen

  • Two sodium atoms bond with one oxygen atom

  • Two oxygen atoms bond with one sodium atom

Explanation

Question 8 of 41

1

What is the structure of Sodium Chloride?

Select one of the following:

  • Covalent lattice

  • Giant ionic lattice

  • Ionic sphere

Explanation

Question 9 of 41

1

When can sodium chloride conduct electricity?

Select one or more of the following:

  • In a solution

  • When it's molten

  • When it's a solid

  • When its extremely cold

Explanation

Question 10 of 41

1

Sodium chloride and magnesium oxide have:

Select one or more of the following:

  • High melting points

  • Low boiling points

  • Strong electrostatic attractions between ions

  • weak intermolecular forces

Explanation

Question 11 of 41

1

The melting point of MgO is higher than NaCl because magnesium ions are smaller so they can get closer to oxygen ions, making the bond stronger therefore more energy is needed to break the bonds.

Select one of the following:

  • True
  • False

Explanation

Question 12 of 41

1

Covalent bonding occurs between...

Select one of the following:

  • Non-metals and non-metals

  • Metals and metals

  • Metals and non-metals

Explanation

Question 13 of 41

1

What is covalent bonding?

Select one of the following:

  • A shared pair of electrons between atoms

  • The donation of electrons from one atom to another

  • Ions which are held together by attraction

Explanation

Question 14 of 41

1

What substances have low melting points due to their simple molecular structure?

Select one or more of the following:

  • Sodium chloride

  • Carbon dioxide

  • Water

  • Graphite

Explanation

Question 15 of 41

1

Why does carbon dioxide not conduct electricity?

Select one of the following:

  • There are no free electrons

  • It's not a metal and only metals conduct electricity

  • It's not a solid and only solids conduct electricity

Explanation

Question 16 of 41

1

Who arranged the elements in order in a table and left gaps where he thought new elements would be found?

Select one of the following:

  • Mendeleev

  • Newlands

  • Bohr

Explanation

Question 17 of 41

1

What are the properties of alkali metals (group 1 elements)

Select one or more of the following:

  • They react vigorously with water

  • The metal reacts with water to make a metal hydroxide

  • When they react with water hydrogen is given off

Explanation

Question 18 of 41

1

As you go down group 1...

Select one or more of the following:

  • reactivity increases

  • melting point increases

  • melting point decreases

  • reactivity decreases

  • density increases

  • They become harder

  • they become softer

Explanation

Question 19 of 41

1

If electrons are lost, the process is called...

Select one of the following:

  • reduction

  • oxidation

  • displacement

  • saponification

Explanation

Question 20 of 41

1

What's the first step to carrying out a flame test?

Select one of the following:

  • The flame wire is moistened in dilute hydrochloric acid

  • The flame test wire is dipped into the solid chemical

  • Lithium, potassium or sodium are burnt

Explanation

Question 21 of 41

1

If the flame burns red, what element is present?

Select one of the following:

  • Lithium

  • Potassium

  • Sodium

  • Rubidium

Explanation

Question 22 of 41

1

If potassium is present in a compound, what colour will the flame burn?

Select one of the following:

  • red

  • lilac

  • yellow

  • orange

Explanation

Question 23 of 41

1

What colour and state is bromine at room temperature and what can it be used for?

Select one or more of the following:

  • Orange

  • Black

  • Colourless

  • Solid

  • Liquid

  • Used in fire extinguishers and plastics

  • Used in cooking

  • Used as a disinfectant

Explanation

Question 24 of 41

1

The reactivity of halogens increases as you go down group 7

Select one of the following:

  • True
  • False

Explanation

Question 25 of 41

1

If a halogen is bubbled through a solution of a metal halide, what are the two possible outcome?

Select one or more of the following:

  • A displacement reaction

  • No reaction

  • A redox reaction

  • A precipitate reaction

Explanation

Question 26 of 41

1

What colours are these transition metal compounds?

Select one of the following:

  • Copper compounds are often blue
    Iron (II) compounds are often grey
    Iron (III) compounds are often green

  • Copper compounds are often orange
    Iron (II) compounds are often brown
    Iron (III) compounds are often blue/grey

  • Copper compounds are often blue
    Iron (II) compounds are often green
    Iron (III) compounds are often orange/brown

Explanation

Question 27 of 41

1

Transition metals can often be used as catalysts, e.g....

Select one or more of the following:

  • Nickel in the manufacture of margarine

  • Iron in the haber process

  • Yeast in fermentation

  • Tin in the contact process

Explanation

Question 28 of 41

1

If a transition metal carbonate is heated, it undergoes thermal decomposition and forms what?

Select one of the following:

  • Metal oxide + carbon dioxide

  • Metal halide + water

  • Metal hydroxide + water

Explanation

Question 29 of 41

1

Sodium hydroxide solution reacts with compounds of each transition metal to make a solid of a particular colour. What is the name of this type of reaction?

Select one of the following:

  • Precipitation

  • Thermal decomposition

  • Displacement

  • Redox

Explanation

Question 30 of 41

1

What colour is the precipitate formed by sodium hydroxide and iron(III)?

Select one of the following:

  • A blue solid

  • A green gelatinous solid

  • An orange/brown gelatinous soild

  • A grey/white solid

Explanation

Question 31 of 41

1

What are the physical properties of metals?

Select one or more of the following:

  • Ductile

  • Malleable

  • Sonorous

  • Good thermal conductors

  • Poor electrical conductors

Explanation

Question 32 of 41

1

Metals have high melting and boiling points due to their strong metallic bonds

Select one of the following:

  • True
  • False

Explanation

Question 33 of 41

1

What's a metallic bond?

Select one of the following:

  • A strong force of electrostatic attraction between close-packed positive ions and a sea of de-localised electrons

  • A shared pair of electrons

  • When to metals are melted together

Explanation

Question 34 of 41

1

Why do metals conduct electricity?

Select one of the following:

  • The delocalised electrons can move easily and create a current

  • The positive ions can move around

Explanation

Question 35 of 41

1

What's a superconductor?

Select one of the following:

  • A material that conducts electricity with little or no resistance

  • A material that conducts electricity at very high temperatures

  • A material that can conduct electricity in space

Explanation

Question 36 of 41

1

What are the benefits of super conductors?

Select one or more of the following:

  • Loss-free power transmittion

  • Super-fast electronic circuits

  • powerful electromagents

  • They're cheap to make

Explanation

Question 37 of 41

1

What is sedimentation?

Select one of the following:

  • chemicals are added to make solid particles and bacteria settle out

  • sediment is added to water

  • Water is passed through sand to get rid of fine particles

Explanation

Question 38 of 41

1

Filtration of water is when a layer of sand on gravel filters out the remaining fine particles

Select one of the following:

  • True
  • False

Explanation

Question 39 of 41

1

What does chlorination do?

Select one of the following:

  • Kills microbes

  • Changes the taste of the water

  • Adds chlorine for nutritional value

Explanation

Question 40 of 41

1

Barium chloride + magnesium sulphate -->

Select one of the following:

  • Barium sulphate (white precipitate) + magnesium chloride

  • Barium sulphate (yellow precipitate) + sodium chloride

  • Barium chloride (white precipitate) + magnesium + carbon dioxide

  • Barium sulphate (yellow precipitate) + magnesium chloride

Explanation

Question 41 of 41

1

What chemical can be used to test water?

Select one of the following:

  • silver hydroxide

  • silver nitrate

  • Copper nitrate

  • copper carbonate

Explanation

Previous
Next