Questão 1
Questão
Who developed the modern periodic table?
Responda
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Isaac Newton
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Dmitri Mendeleev
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Victor Frankenstein
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John Newman
Questão 2
Questão
How were the elements arranged in the first periodic table?
Questão 3
Questão
How many of the elements in the periodic table are metals?
Questão 4
Questão
What are the group 1 elements known as in the periodic table?
Responda
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Alkali metals
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Really cool elements
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Noble gases
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Halogens
Questão 5
Questão
What are the group 7 elements known as in the periodic table?
Responda
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Transition metals
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Noble gases
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Halogens
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Alkali metals
Questão 6
Questão
What are the group 0 elements known as in the periodic table?
Responda
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The elements of life
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Transition metals
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Noble gases
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Halogens
Questão 7
Questão
Where on the periodic table will you find the transition metals?
Questão 8
Questão
What are the properties of elements in group 0?
Responda
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They all have a full outer shell, none of them react
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They all have a full outer shell, they will all react but it takes a long time
Questão 9
Questão
Which subatomic particle has a positive charge?
Responda
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Neutron
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Proton
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Atom
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Electron
Questão 10
Questão
Which subatomic particle arranges itself in shells around the nucleus?
Responda
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Atom
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Proton
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Nucleus
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Electron
Questão 11
Questão
What do all elements have to have the same number of to have no electrical charge?
Responda
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Protons and electrons
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Electrons and neutrons
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Protons and neutrons
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Neutrons and isotopes
Questão 12
Questão
What is the name of the number at the bottom of each element?
Responda
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Mass number
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The big number
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Atomic number
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Molecular number
Questão 13
Questão
What does the mass number (number above each element) tell us?
Responda
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How old we are
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How many neutrons and protons there are, added together, in the element
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How many protons and electrons there are in the element
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Whether there is an electrical charge
Questão 14
Questão
What is the relative atomic mass of carbon?
Questão 15
Questão
Which subatomic particles change when the element becomes an isotope?
Responda
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Protons
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Neutrons
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Atoms
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Electrons
Questão 16
Questão
What is an isotope?
Responda
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An element with more electrons than protons
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An element with no neutrons at all
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An element with more neutrons than it's original atom
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An element with protons in the outer shell
Questão 17
Questão
How many electrons can the first shell after the nucleus hold?
Questão 18
Questão
How many electrons can the second outer shell onward hold?