Matter

Question 1

What is the name given to the group 0 elements

Answer 1

noble gases

Question 2

What is the element with the symbol Zn?

Answer 2

Zinc

Question 3

True or false? All the group 1 elements react vigorously with water.

Answer 3

True

Question 4

What do the group 1 elements form when they react with oxygen?

Answer 4

oxides or metal oxides

Question 5

What metal is used for pipes in plumbing in houses?

Answer 5

Copper

Question 6

The group of elements that argon belongs to is called group __________. What is the missing number in this sentence?

Answer 6

0 or 8

Question 7

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

Answer 7

True

Question 8

What is used to break down compounds into elements during electrolysis?

Answer 8

electricity

Question 9

Are the transition elements metals or non-metals?

Answer 9

metals

Question 10

Which tend to be more reactive transition metals or alkali metals?

Answer 10

Alkali

Question 11

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?

Answer 11

Lithium

Question 12

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?

Answer 12

1

Question 13

True or false? Magnesium is an important material for making most cars

Answer 13

False

Question 14

Corrode Definition

Answer 14

meaning to destroy or damage

Question 15

Which of the following metals would be the best to choose for electrical wiring - gold, iron, copper or aluminium?

Answer 15

Copper

Question 16

How many types of atom are contained in an element?

Answer 16

1

Question 17

What does inert mean?

Answer 17

unreactive

Question 18

Do you expect the density of transition metals to be high or low?

Answer 18

high

Question 19

True or false? Noble gases are monatomic

Answer 19

True

Question 20

monatomic definition

Answer 20

consists of one atom

Question 21

True or false? A metal will always displace a less reactive metal from solutions.

Answer 21

True

Question 22

Name the metal which is used for pipes in chemical plants due to its resistance to corrosion.

Answer 22

Stainless steel

Question 23

Which element is represented by the symbol ‘Fe’?

Answer 23

Iron

Question 24

What is the full name of the compound MgO?

Answer 24

Magnesium Oxide

Question 25

What is the name of the type of reaction where a more reactive element replaces another element in a compound?

Answer 25

Displacement

Question 26

What is the name of the type of reaction where a more reactive element replaces another element in a compound?

Answer 26

Displacement Reactions

Question 27

True or false? All the group 1 elements react vigorously with water

Answer 27

True

Question 28

What does KOH mean?

Answer 28

Potassium Hydroxide

Question 29

Name the essential element needed for plant growth that has the chemical symbol N

Answer 29

Nitrogen

Question 30

The chemical formula for a fertiliser is shown below. What is the missing word in this sentence? This fertiliser contains the essential element _________

Answer 30

Nitrogen

Question 31

Whats the formula for Sodium Hydroxide?

Answer 31

NaOh

Question 32

Which element has the symbol Cu?

Answer 32

Copper

Question 33

What does Na mean in science?

Answer 33

Sodium

Question 34

Name an element a plant needs with the symbol P?

Answer 34

Phosphurus

Question 35

What is the formula for sodium chloride?

Answer 35

NaCI

Question 36

Which element has the symbol He?

Answer 36

Helium

Question 37

True or false? Noble gases are usually found in compounds with other elements

Answer 37

False

Question 38

True or false? The elements in group 1 of the periodic table do not react with non-metals.

Answer 38

False

Question 39

Concrete has a density of 2400 kg/m³. Calculate the mass of 150 m³ of concrete in kilograms.

Answer 39

36000

Question 40

Is the density of a gas usually higher or lower than the density of a liquid?

Answer 40

lower

Question 41

Fill in the missing word at the end of this sentence: As a gas is heated, the distance between the particles __________.

Answer 41

Increases

Question 42

The process in which a gas turns back into a liquid is called __________. What word completes the sentence?

Answer 42

Condensation

Question 43

The process in which a liquid turns back into a gas is called __________. What word completes the sentence?

Answer 43

Evaporation

Question 44

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?

Answer 44

Mass

Question 45

In which of the three states of matter are the particles arranged in a regular pattern?

Answer 45

Solid

Question 46

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.

Answer 46

280cm

Question 47

Give the name of the state of matter that has rows of atoms in a regular arrangement

Answer 47

Solid

Question 48

Silver does not corrode in air or water. What word can we use to describe this property of silver?

Answer 48

Inert

Question 49

Which word used to describe metals means 'can be drawn into wires'?

Answer 49

Ductile

Question 50

Which word means that a metal can be bent and pressed into shape?

Answer 50

Malleable

Question 51

Do the transition elements tend to have higher or lower melting points than the alkali metals?|

Answer 51

Higher

Question 52

In which group of the periodic table are the halogens found?

Answer 52

Group 7

Question 53

Look at the periodic table. Each horizontal row shows a __________ . What is the missing word

Answer 53

Period

Question 54

True or false? Large particles diffuse faster than smaller ones

Answer 54

Fase

Question 55

Does evaporation occur faster in a liquid with a large or small surface area?

Answer 55

large

Question 56

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?

Answer 56

A