stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Chapter 25 The Periodic Table Junior Cert Flashcards | StudBud
Explore
/
Chapter 25 The Periodic Table Junior Cert
Chapter 25 The Periodic Table Junior Cert
28 terms
·
StudBud Administration
·
74 plays
Junior Cert The Periodic Table Chemical symbols Chapter 25 Junior Cert
Flashcards
28 cards
F
Practice quiz
P
Host live
L
Questions
28
Answers
1
When atoms lose electrons, they become an ion, what charge have they?
positive
neutral
negative
2
How many atoms of lithium are needed to combine with one atom of chlorine?
2
1
3
0
3
There is only one element in the Periodic table which has no neutron in its nucleus. Name the element.
Oxygen
Hydrogen
Carbon
Nitrogen
4
What is the atomic number?
Number of neutrons
Number of protons
Number of electrons
5
Which group contains the gases Helium, Neon and Argon?
Group 7
Group 1
Group 8
Group 2
6
Which group is known as the halogens?
Group 2
Group 8
Group 7
Group 1
7
Oxygen is in group 6, how many electrons does it need to give/take to get a full outer shell?
0
2
4
6
8
Who is this? He is credited with making the Periodic table of elements
Charles Darwin
Albert Einstein
Stephen Hawking
Dmitri Mendeleev
9
Na Electron configuration: 2, 8, 1 How many shells has sodium?
8
11
3
1
10
How many electrons are in the n=1 orbit?
8
2
11
What is the core of an atom called?
The Neutron
The Nucleus
The Shell
The Proton
12
If the element is in period 3, it has...
3 shells or orbits
3 electrons in the outermost shell
13
Which of the following elements is a transition element?
Lead
Oxygen
Helium
Lithium
14
Which scientist came up with the following type of diagram?
Albert Einstein
Stephen Hawking
Neils Bohr
Neil de Grasse Tyson
15
What chemical are you looking at?
Methane
Carbon dioxide
Carbon monoxide
Water
16
How many shells are in this atom?
16
8
0
2
17
What is the first element on the periodic table?
Helium
Hydrogen
Lithium
Berylium
18
Neon is highly reactive...
False
True
19
Which element is in period 3, group 2?
Magnesium
Calcium
Carbon
Aluminium
20
What is the mass number of Carbon?
6
12.0107
21
What are you looking at?
Scientific glossary
Periodic table of elements
Log tables
Crossword
22
N is the chemical symbol for Nitrogen
False
True
23
Which of the following is Iron?
Fe
F
He
I
24
NaF, name this compound
Nitrogen flouride
Sodium Phospide
Lithium flouride
Sodium Flouride
25
Noble gases is the name of the elements in Group 0.
True
False
26
What is group I known as?
The noble gases
The alkaline earth metals
The alkali metals
The Halogens
27
Which sub atomic particle whizzes around the nucleus in shells/orbits?
electron
proton
neutron
28
H is Helium
False
True
