Matter Flashcards
What is the name given to the group 0 elements
noble gases
What is the element with the symbol Zn?
Zinc
True or false? All the group 1 elements react vigorously with water.
True
What do the group 1 elements form when they react with oxygen?
oxides or metal oxides
What metal is used for pipes in plumbing in houses?
Copper
The group of elements that argon belongs to is called group __________. What is the missing number in this sentence?
0 or 8
True or false? The layers of atoms in pure metals can move past each other if a force is applied to alter the metal’s shape
True
What is used to break down compounds into elements during electrolysis?
electricity
Are the transition elements metals or non-metals?
metals
Which tend to be more reactive transition metals or alkali metals?
Alkali
Zinc is a transition element and lithium is in group 1 of the periodic table. Which would you expect to be more reactive with oxygen?
Lithium
Car 1 has a body made from aluminium and car 2 has a body made from steel. Which car is likely to have the better fuel economy?
1
True or false? Magnesium is an important material for making most cars
False
Corrode Definition
meaning to destroy or damage
Which of the following metals would be the best to choose for electrical wiring - gold, iron, copper or aluminium?
Copper
How many types of atom are contained in an element?
1
What does inert mean?
unreactive
Do you expect the density of transition metals to be high or low?
high
True or false? Noble gases are monatomic
True
monatomic definition
consists of one atom
True or false? A metal will always displace a less reactive metal from solutions.
True
Name the metal which is used for pipes in chemical plants due to its resistance to corrosion.
Stainless steel
Which element is represented by the symbol ‘Fe’?
Iron
What is the full name of the compound MgO?
Magnesium Oxide
What is the name of the type of reaction where a more reactive element replaces another element in a compound?
Displacement
What is the name of the type of reaction where a more reactive element replaces another element in a compound?
Displacement Reactions
True or false? All the group 1 elements react vigorously with water
True
What does KOH mean?
Potassium Hydroxide
Name the essential element needed for plant growth that has the chemical symbol N
Nitrogen
The chemical formula for a fertiliser is shown below. What is the missing word in this sentence? This fertiliser contains the essential element _________
Nitrogen
Whats the formula for Sodium Hydroxide?
NaOh
Which element has the symbol Cu?
Copper
What does Na mean in science?
Sodium
Name an element a plant needs with the symbol P?
Phosphurus
What is the formula for sodium chloride?
NaCI
Which element has the symbol He?
Helium
True or false? Noble gases are usually found in compounds with other elements
False
True or false? The elements in group 1 of the periodic table do not react with non-metals.
False
Concrete has a density of 2400 kg/m³. Calculate the mass of 150 m³ of concrete in kilograms.
36000
Is the density of a gas usually higher or lower than the density of a liquid?
lower
Fill in the missing word at the end of this sentence: As a gas is heated, the distance between the particles __________.
Increases
The process in which a gas turns back into a liquid is called __________. What word completes the sentence?
Condensation
The process in which a liquid turns back into a gas is called __________. What word completes the sentence?
Evaporation
To calculate the density of an object you must know two pieces of information. One thing you need to know is the volume of the object. What else do you need to know?
Mass
In which of the three states of matter are the particles arranged in a regular pattern?
Solid
Calculate the volume (in cm³) of 700 grams of glass if the density of glass is 2.5 g/cm³. Give your answer to 2 decimal places.
280cm
Give the name of the state of matter that has rows of atoms in a regular arrangement
Solid
Silver does not corrode in air or water. What word can we use to describe this property of silver?
Inert
Which word used to describe metals means ‘can be drawn into wires’?
Ductile
Which word means that a metal can be bent and pressed into shape?
Malleable
Do the transition elements tend to have higher or lower melting points than the alkali metals?|
Higher
In which group of the periodic table are the halogens found?
Group 7
Look at the periodic table. Each horizontal row shows a __________ . What is the missing word
Period
True or false? Large particles diffuse faster than smaller ones
Fase
Does evaporation occur faster in a liquid with a large or small surface area?
large
Ahmed is making jelly. He needs the jelly to set in time for his party. He has two dishes that he can use to cool the jelly in. Dish A has a width of 30cm and a length of 45cm. Dish B has a width of 15cm and a length of 40cm. To get his jelly cooled faster which dish should Ahmed use?
A
