9e: Reactions of metals and metal compounds

An element contains
1. atoms of only one type
2. more than one type of atom chemically joined
3. several compounds in one place
4. more than one type of atom not chemically joined
A compound is
1. two or more different types of atoms chemically joined
2. atoms of only one type
3. more than one type of atom not chemically joined
4. one type of atom bonded together in lumps
Atoms are
1. the smallest parts of any substance
2. the largest parts of any substance
3. the same colour
4. the same size
Elements can exist in three different states; which of these is not correct?
1. smoke
2. solid
3. liquid
4. gas
Which of these is not a property of metals
1. low melting point
2. conduct heat well
3. conduct electricity well
4. normally shiny and silver in colour
The first scientist to suggest the name element was
1. Robert Boyle
2. Louis Pasteur
3. Marie Curie
4. Galileo
Density means
1. the amount of atoms in a given space
2. the weight of an object
3. the mass of an object
4. the size of an object
Which of the following words is not normal associated with metals?
1. Brittle
2. Sonorous
3. Malleable
4. Ductile
Malleable means
1. that it can be worked into shapes easily
2. it can be made into wires
3. it breaks easily
4. it is very hard
Which statement is true?
1. All metals conduct electricity
2. All metals are solids
3. All metals are magnetic
4. All non-metals are poor conductors of electricity
A few elements are called metalloids. What does this mean?
1. They have some properties which are similar to metals
2. They don’t look like metals but the are.
3. They are not metals but they look like them
4. They haven't decided whether they are metals or non-metals yet
Which is the correct symbol for Sodium?
1. Na
2. S
3. So
4. Ns
What fraction of the elements are metals?
1. 3/4
2. 1/2
3. 1/4
4. 1/3
Acid + Metal -->
1. Metal salt + Hydrogen
2. Metal salt + Water
3. Metal salt + Carbon Dioxide
4. Metal salt + Oxygen
The test for hydrogen is
1. a flame produces a squeaky pop
2. turns limewater milky
3. re-lights a glowing splint
4. makes a lit splint burn brighter
When substances react with hydrochloric acid they form
1. chlorides
2. oxides
3. chlorates
4. nitrates
When substances react with nitric acid they form
1. nitrates
2. carbonates
3. chlorates
4. sulphates
When substances react with sulphuric acid they form
1. sulphates
2. carbonates
3. nitrates
4. sulphides
Acids turn universal indicator paper
1. red/orange
2. green
3. purple
4. blue
Neutral pH is number
1. 7
2. 1
3. 14
4. 8
Acid + Base -->
1. Salt + Water
2. Salt + Hydrogen
3. Salt + Oxygen
4. Salt only
When the base is the metal carbonate we also get
1. carbon dioxide
2. hydrogen
3. oxygen
4. carbon
The carbon dioxide produced by a chemical reaction can be collected
1. over water
2. under water
3. in a trough
4. by dissolving in water
We can test for carbon dioxide by
1. bubbling through limewater
2. dissolving it in water
3. testing with a lit splint
4. testing with a glowing splint
Acid + Metal Oxide -->
1. Salt + Water
2. Salt + Hydrogen
3. Salt + Oxygen
4. Salt only
Acid + Metal Hydroxide -->
1. Salt + Water
2. Salt + Hydrogen
3. Salt + Oxygen
4. Salt only
An alkali is
1. a base that will dissolve in water
2. a base that will not dissolve in water
3. a base that reacts with metals
4. a liquid that reacts to form metals
Which of the following would not be found in NPK fertilisers?
1. Neon
2. Potassium
3. Phosphorus
4. Nitrogen
Elements in fertilisers are in compounds. A compound is
1. two or more different types of atoms chemically joined
2. atoms of only one type
3. more than one type of atom not chemically joined
4. one type of atom bonded together in lumps
Cu is the chemical symbol for which element needed by plants?
1. copper
2. iron
3. cobalt
4. chlorine