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C2a Matter > Matter > Flashcards

Matter Flashcards

1
Q

What is the name given to the group 0 elements

A

noble gases

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2
Q

What is the element with the symbol Zn?

A

Zinc

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3
Q

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

A

True

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4
Q

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

A

oxides or metal oxides

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5
Q

What metal is used for pipes in plumbing in houses?

A

Copper

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6
Q

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

A

0 or 8

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7
Q

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

A

True

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8
Q

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

A

electricity

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9
Q

Are the transition elements metals or non-metals?

A

metals

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10
Q

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

A

Alkali

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11
Q

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?

A

Lithium

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12
Q

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?

A

1

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13
Q

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

A

False

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14
Q

Corrode Definition

A

meaning to destroy or damage

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15
Q

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

A

Copper

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16
Q

How many types of atom are contained in an element?

A

1

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17
Q

What does inert mean?

A

unreactive

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18
Q

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

A

high

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19
Q

True or false? Noble gases are monatomic

A

True

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20
Q

monatomic definition

A

consists of one atom

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21
Q

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

A

True

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22
Q

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

A

Stainless steel

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23
Q

Which element is represented by the symbol ‘Fe’?

A

Iron

24
Q

What is the full name of the compound MgO?

A

Magnesium Oxide

25
Q

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

A

Displacement

26
Q

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

A

Displacement Reactions

27
Q

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

A

True

28
Q

What does KOH mean?

A

Potassium Hydroxide

29
Q

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

A

Nitrogen

30
Q

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

A

Nitrogen

31
Q

Whats the formula for Sodium Hydroxide?

A

NaOh

32
Q

Which element has the symbol Cu?

A

Copper

33
Q

What does Na mean in science?

A

Sodium

34
Q

Name an element a plant needs with the symbol P?

A

Phosphurus

35
Q

What is the formula for sodium chloride?

A

NaCI

36
Q

Which element has the symbol He?

A

Helium

37
Q

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

A

False

38
Q

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

A

False

39
Q

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

A

36000

40
Q

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

A

lower

41
Q

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

A

Increases

42
Q

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

A

Condensation

43
Q

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

A

Evaporation

44
Q

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?

A

Mass

45
Q

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

A

Solid

46
Q

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.

A

280cm

47
Q

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

A

Solid

48
Q

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

A

Inert

49
Q

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

A

Ductile

50
Q

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

A

Malleable

51
Q

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

A

Higher

52
Q

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

A

Group 7

53
Q

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

A

Period

54
Q

True or false? Large particles diffuse faster than smaller ones

A

Fase

55
Q

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

A

large

56
Q

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

A

C2a Matter (1 decks)

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