
Key knowledge from lessons so far y8
Quiz by Horia
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- Q1
define atomic number
the number of protons added to the number of neutrons (bigger number for each element)
the number of protons (smaller number for each element)
the number of protons (smaller number for each element)
30s - Q2
define atomic mass number
the number of protons added to the number of neutrons (bigger number for each element)
the number of protons (smaller number for each element)
30s - Q3
number of neutrons
atomic mass number - atomic number
atomic mass number
is the atomic number
atomic mass number - atomic number
30s - Q4
number of protons
atomic mass number - atomic number
atomic mass number
is the atomic number
30s - Q5
number of electrons
is the atomic number
atomic mass number - atomic number
atomic mass number
30s - Q6
where are neutrons located in an atom?
in the nucleus of an atom
in the nucleus of an atom
orbiting the nucleus in energy shells
30s - Q7
where are electrons located in an atom?
orbiting the nucleus in energy shells
in the nucleus of an atom
30s - Q8
where are protons located in an atom?
in the nucleus of an atom
in the nucleus of an atom
orbiting the nucleus in energy shells
30s - Q9
how many electrons fit maximum in third shell
6
8
2
4
30s - Q10
how many electrons fit maximum in first shell
6
2
8
4
30s - Q11
how many electrons fit maximum in second shell
6
4
8
2
30s - Q12
what is the relative formula mass of a compound?
the total number of protons and neutrons
the sum of all the atomic masses of each element
30s - Q13
what is the relative formula mass shortened to?
Ar
Mr
30s - Q14
what is the relative atomic mass shortened to?
Ar
Mr
30s - Q15
Which group are noble gases found in?
Group 7
Group 0
Group 1
30s