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Year 10 Chemistry: The Periodic Table Flashcards | StudBud
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Year 10 Chemistry: The Periodic Table
Year 10 Chemistry: The Periodic Table
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A #science quiz on the #periodic table for Year 10 Science students
Flashcards
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Questions
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Answers
1
Elements are able to release wavelengths of light when:
they return from a higher energy state to a lower state
they jump from a lower energy state to a high energy state
they are in their natural state
they return from a lower energy to a higher energy state
2
Which subatomic particle has the most mass in an atom?
A neutron
An electron
A nucleon
A proton
3
The outermost electron shell is commonly referred to as the:
Valence shell
Valance shell
Outer shell
Far shell
4
If an element has 12 protons and 11 electrons then it is:
A cation
An anion
An isotope
An atom
5
The number of neutrons in an atom can be calculated by:
number of protons - number of electrons
mass number + atomic number
atomic number - mass number
mass number - atomic number
6
In terms of trends in the periodic table, reactivity of non-metals
Increases down a group
Decreases down a group
7
In terms of trends in the periodic table, Atomic radius:
Decreases down a group
Increases down a group
8
The most electronegative element on the periodic table is:
Hydrogen
Fluorine
Francium
Radon
9
When aluminium forms an ion, the valency is:
+3
+13
+4
-3
10
The electron shell with the lowest energy state is:
the second electron shell
further from the nucleus
closest to the nucleus
furthest from its nearest electron shell
11
Ionic bonds are formed between:
non-metals and other non-metals
metals and other metals
metals and non-metals
all particles
12
Potassium, Magnesium, Sodium, Caesium and Barium are placed in water. Which reacts the most?
Caesium
Sodium
Potassium
Barium
13
The scientist credited with first developing the Periodic Table is:
Mendeleev
Mayer
Periodico
Meyer
14
Which of the following is an
incorrect
statement about elements in Group 1?
These elements are called Alkaline Earth metals.
These elements tend to be lustrous.
These elements are the most reactive in the periodic table.
The elements form +1 ions.
15
True or False: Hydrogen is a special 'element' as it is a non-metal that gains electrons.
False
True
16
Nucleons are subatomic particles that are:
inside the nucleus
radioactive
smaller than an atom but bigger than the nucleus
closest to the nucleus
17
Which of the following statements is
incorrect
regarding non-metals?
They may be solids, liquids or gases.
They are usually brittle (not malleable or ductile).
They gain electrons to form a full outer shell.
They comprise 25% of the Periodic Table.
18
Isotopes are atoms of the same element with:
with different numbers of protons
with different numbers of electrons
with different numbers of neutrons
with different numbers of electron shells
19
Where is most of the mass located in an atom?
The protons
The nucleus
The electron shells
The empty space
20
Elements in the same group:
have the same number of electrons.
have similar physical and chemical properties.
have the same mass number.
have the same electron configuration.
21
In terms of trends in the periodic table, reactivity of metals:
Decreases across a period
Increases across a period
22
In terms of trends in the periodic table, atomic radius also:
Decreases across a period
Increases across a period
23
The periodic table is designed to:
group elements with similar properties together
show all of the elements that naturally occur
show all of the elements in order of atomic number
order all elements in alphabetical order
24
The element with an electron configuration of 2, 7 is:
Fluorine
Chlorine
Potassium
Neon
25
When iodine forms an ion, the valency is:
-1
+2
+1
-2
26
The element in Period 3 that does not form ions is:
Silicion
Argon
All elements can form ions
Neon
27
When selenium forms an ion, the valency is:
+1
It does not form an atom
-2
+2
28
The electron configuration for the sodium atom is:
2, 9
2, 7, 2
2, 8
2, 8, 1
29
Which of the following statements is correct regarding naming ions?
Anions keep their atom name; cations add an -ide to the end
Both anions and cations keep their atom name
Cations keep their atom name; anions add an -ide to the end
Both anions and cations add -ide to the end of the atom name
30
When beryllium forms an ion, the valency is:
-2
+2
+1
-1
31
Cations are:
negatively charged ions
positively charged ions
32
The Halogens are in Group:
17
7
2
9
33
The element located in Group 5, Period 4 is:
Zirconium
Vanadium
Scandium
Yttrium
34
Why of the following statements about the groups of the periodic table is
incorrect?
Noble gases do not form ions as they are stable.
Elements in Group 1 form +1 ions.
Elements in Group 2 form +2 ions.
Elements in Group 3 form +3 ions.
35
In terms of trends in the periodic table, electronegativity:
Increases across a period
Decreases across a period
36
Which of the following is a metalloid?
Nickel
Cadmium
Cobalt
Germanium
37
The maximum number of electrons that can fit in the fourth electron shell is:
8
50
2
32
38
Metalloids:
make up most of the periodic table.
are unable to conduct electricity.
are more reactive than metals.
are often used in electronics.
39
The type of attraction that occurs between protons and electrons is called:
positive-negative attraction
electromagnetic attraction
opposite attraction
electrostatic attraction
40
Which of the following is an
incorrect
statement about metals?
Metals are good conductors of heat and electricity.
Metals generally have high melting and boiling points.
Metals form cations (positive ions)
All metals are solids.
