Chemistry test summer term 2016

Descripción

chemistry quiz
14sheibania
Test por 14sheibania, actualizado hace más de 1 año
14sheibania
Creado por 14sheibania hace alrededor de 8 años
25
1

Resumen del Recurso

Pregunta 1

Pregunta
What is a permanent change, that forms a new substance?
Respuesta
  • BOILING
  • PHYSICAL
  • CHEMICAL
  • CRTITICAL

Pregunta 2

Pregunta
There are 7 changes that can be observed in a chemical change.
Respuesta
  • True
  • False

Pregunta 3

Pregunta
Label the diagram
Respuesta
  • evaporation
  • corrosion
  • sublimation
  • freezing

Pregunta 4

Pregunta
Label the diagram
Respuesta
  • melting
  • boiling
  • evaporating
  • freezing

Pregunta 5

Pregunta
Label the diagram
Respuesta
  • corrosion
  • condensation
  • evaporation
  • freezing

Pregunta 6

Pregunta
Label the diagram
Respuesta
  • evaporation
  • freezing
  • living
  • sublimation

Pregunta 7

Pregunta
Label the diagram
Respuesta
  • boiling
  • evaporating
  • freezing
  • corrosion

Pregunta 8

Pregunta
A glass bottle breaking is a physical change
Respuesta
  • True
  • False

Pregunta 9

Pregunta
A battery producing electrical energy in a toy car is a physical change
Respuesta
  • True
  • False

Pregunta 10

Pregunta
What is an element
Respuesta
  • a single type of cell
  • a single type of particle
  • a single type of atom

Pregunta 11

Pregunta
What is a compound
Respuesta
  • random circles in a diagram
  • a single element chemically joined
  • 2 or more elements chemically joined in fixed proportions

Pregunta 12

Pregunta
what is a mixture?
Respuesta
  • 1 substance mixed and heated
  • two or more substances physically combined and easily seperated
  • two or more substances chemically combined and easily seperated

Pregunta 13

Pregunta
A solution is a mixture of a solute dissolved in a solvent.
Respuesta
  • True
  • False

Pregunta 14

Pregunta
what is a solute?
Respuesta
  • liquids that mix with each other
  • the substance that dissolves in a solvent
  • the substance that dissolves in a solution

Pregunta 15

Pregunta
immiscible and miscible both have the same outcome but form in different ways
Respuesta
  • True
  • False

Pregunta 16

Pregunta
element + [blank_start]element[blank_end] => compound
Respuesta
  • metal
  • element
  • gas
  • precipitate

Pregunta 17

Pregunta
magnesium + oxygen => [blank_start]magnesium oxide[blank_end]
Respuesta
  • magnese oxide
  • magnesium oxide
  • magnesium dioxide

Pregunta 18

Pregunta
aluminium + iodine => [blank_start]aluminium oxide[blank_end]
Respuesta
  • aluminium iodide
  • aluminium iodine
  • alumidide
  • aluminium oxide

Pregunta 19

Pregunta
hydrogen + oxygen => [blank_start]water[blank_end]
Respuesta
  • hydrogen oxide
  • hydroxide
  • water

Pregunta 20

Pregunta
Decomposition occurs when [blank_start]one compound[blank_end] is broken down into two or more [blank_start]simpler[blank_end] substances
Respuesta
  • one compound
  • one atom
  • simpler
  • complicated

Pregunta 21

Pregunta
Decomposition is an [blank_start]endothermic[blank_end] process because it requires energy, e.g. heat, electricity or light
Respuesta
  • endothermic
  • exothermic
  • chemical
  • physical

Pregunta 22

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • cork
  • bung
  • stopper
  • trapezium

Pregunta 23

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • mercury oxide
  • liquid
  • water
  • box

Pregunta 24

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • delivery tube
  • wire
  • i dont actualy know
  • gas tube

Pregunta 25

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • heat
  • endothermic
  • candle
  • lighter

Pregunta 26

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • mercury
  • oxygen
  • mercury oxide
  • mercury dioxide

Pregunta 27

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • condensation
  • good question, but i really dont know
  • water
  • heat

Pregunta 28

Pregunta
Thermal decomposition of mercury oxide
Respuesta
  • gas collected
  • air collected
  • circles
  • ???????????

Pregunta 29

Pregunta
What is the test for water?
Respuesta
  • lit splint relights
  • lime water turns cloudy
  • blue cobalt chloride paper turns pink
  • pink cobalt chloride paper turns blue

Pregunta 30

Pregunta
anhydrous means 'contains water'
Respuesta
  • True
  • False

Pregunta 31

Pregunta
what is the test for oxygen
Respuesta
  • putting out lit splint
  • splint relights
  • clear colourless lime water turns cloudy

Pregunta 32

Pregunta
what is thermal decomposition?
Respuesta
  • when heat leaves an object
  • when heat enters an object
  • when a substance is broken down using heat, into 2 or more simpler substances
  • when a compound is broken down using heat into 2 or more simpler substances

Pregunta 33

Pregunta
Thermal decomposition of copper carbonate
Respuesta
  • delivery tube
  • gas tube
  • stick
  • wire

Pregunta 34

Pregunta
Thermal decomposition of copper carbonate
Respuesta
  • limewater
  • water
  • salt water
  • copper residue

Pregunta 35

Pregunta
Thermal decomposition of copper carbonate
Respuesta
  • copper carbonate
  • copper
  • copper balls
  • stuff

Pregunta 36

Pregunta
how do you prepare oxygen
Respuesta
  • breath
  • boil water
  • thermally decompose hydrogen peroxide
  • thermally decompose hydrogen dioxide

Pregunta 37

Pregunta
Laboratory preparation of oxygen
Respuesta
  • thistle funnel
  • glass funnel
  • decomposition funnel
  • calcium

Pregunta 38

Pregunta
What are the three properties of oxygen?
Respuesta
  • colourless and odorless
  • slightly soluble in water
  • more dense than air
  • clear liquid
  • less dense than air

Pregunta 39

Pregunta
Oxidation is the chemical reaction of a substance with [blank_start]oxygen[blank_end]. An oxidation reaction in which energy is given out is called [blank_start]combustion[blank_end].
Respuesta
  • oxygen
  • energy
  • air
  • water
  • combustion
  • oxidation
  • a reaction
  • fire

Pregunta 40

Pregunta
Label diagram
Respuesta
  • magnesium, MG
  • phosphorus, P
  • sulphur, S

Pregunta 41

Pregunta
Label diagram
Respuesta
  • sodium, NA
  • sodium, S
  • carbon C

Pregunta 42

Pregunta
label diagram
Respuesta
  • carbon, C
  • carbon ,K
  • carbon, CA

Pregunta 43

Pregunta
Label diagram
Respuesta
  • sulphur, S
  • sodium, S
  • Oxygen, O

Pregunta 44

Pregunta
Label diagram
Respuesta
  • phosphorus, P
  • phosphorus, K
  • pentoxide
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