Atomic Structure
Periodic Table
Different Elements
Isotopes
Basic Questions
100
What are the three subatomic particles?
What is protons neutrons and electrons.
100
Helps organize elements on the basis of their properties
What is the periodic table?
100
is a substance that is made entirely from one type of atom
What is an element?
100
Atoms in a chemical element that have different numbers of neutrons than protons and electrons
What is an isotope
200
refers to how elements generally prefer to form bonds so as to attain an octet configuration, i.e. have 8 electrons in their valence shell.
What is the octet rule
200
the number on the top row
What is the number of valence electrons on the periodic table
200
1.00794 amu.
What is the atomic mass of hydrogen?
200
hydrogen
What is a common element on earth?
200
Atoms!
What are the basic building blocks of matter?
300
electron
What is the smallest subatomic particle
300
alkali metals
what is the first group of the periodic table?
300
non metals
What group is hydrogen in?
300
Tritium
What is the name of an isotope for hydrogen?
300
protons and neutrons
What forms the nucleus?
400
outershell of the atom
Where are the electrons located
400
18
how many rows are in the periodic table?
400
Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc
What is an element in the transition metals group?
400
The number of neutrons.
What differs in a isotope?
400
indivisible
What does the word atom means?
500
relative charge proton +1 neutron 0 electron -1
What are the charges of the three subatomic particles?
500
Dmitri mendeleev
who invented the periodic table?
500
8
How many valence electrons do the noble gases have
500
A nuclide is an atom with a specific number of protons and neutrons in the nucleus.
What is the difference between the isotope and nuclide?
500
109
How many different types of atoms are there ?
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