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Particles, Atoms, Elements and Compounds Flashcards | StudBud
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Particles, Atoms, Elements and Compounds
Particles, Atoms, Elements and Compounds
33 terms
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Periodic table and learning about different groups and periods
Flashcards
33 cards
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Practice quiz
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Questions
33
Answers
1
Metals can not be polished
false
true
2
Sea water is a common example of:
an element
an atom
a mixture
a compound
3
Many non-metals are gases at room-temperature
true
false
4
As the temperature of a substance increases, its particles:
move faster
stick together more.
move more slowly
move at the same speed, but further apart
5
An element is a substance that:
(a) is made of atoms.
(a) cannot be broken down into other substances.
(a) is a metal used in kettles.
(a) contains water.
6
Atoms electrons have
negative charge
positive charge
7
Pure water is a compound
false
true
8
Non-metals are dull (can't be polished)
false
true
9
Protons are
positively charged
negatively charged
10
Non-metals are
good conductors of heat & electricity
poor conductors of heat & electricity
11
Metals are malleable
false
tru
12
In periodic table horizontal rows are called
groups
periods
13
Pick the odd one out.
oxygen
copper
carbon
sulfur
14
Water can be broken into
oxygen and carbon
hydrogen and oxygen
hydrogen and helium
15
A group of atoms bonded to each other is called:
an element
an alloy
a mixture
a molecule
16
The word ‘atom’ comes from the Greek word meaning:
(a) atomos, meaning ‘that which cannot be divided’.
(a) atome, meaning ‘small sphere’.
(a) atoma, meaning ‘that which cannot be seen’.
atomis, meaning ‘imaginary particle’.
17
Iron is an element
false
true
18
Non metals are brittle (breaks easily)
false
true
19
Neutrons have
negative charge
positive charge
no charge
20
Most of an atom is taken up by empty space
false
true
21
sodium chloride (table salt)
element
molecule
mixture
compound
22
Metals are ductile (i.e. can be drawn into wires)
false
true
23
Metals are solid at room temperature (except mercury)
true
false
24
Air is:
an element
mixture
compound
25
protons and neutrons make up the nucleus of an atom
false
tru
26
In periodic table groups are organised vertically
false
true
27
A substance changes state from a liquid into a solid when:
energy is lost by its particles
its particles spread out further.
energy is gained by its particles.
its particles move more quickly.
28
A compound is made up of:
elements are bonded together
types of mixtures
similar to their original elements
elements are not bonded together
29
Identify the list that contains only non-metals.
Mercury, copper, zinc
Helium, hydrogen, silicon
Helium, hydrogen, fluorine
Oxygen, carbon, lithium
30
When solid is heated
(a) particles move further apart and vibrate faster.
(a) particles vibrate faster in the same position.
(a) particles move further apart and vibrate more slowly.
(a) particles move closer and vibrate faster.
31
atom's nucleus is in the:
in centre of the atom
spinning outside the atom
32
1. Liquids take the shape of their container and take up a fixed amount of space
false
true
33
Metals are good conductors of heat
false
true
