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C2 Atoms & periodic table Flashcards | StudBud

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Period number tells you

Carbon-14 is ___________ of carbon

C2 Atoms & periodic table

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Revision quiz for atoms, atomic structure & periodic table

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Questions 9

Answers

1
Carbon-14 is ___________ of carbon
an isotope
an ion
2
Period number tells you
number of electrons in the first shell
number of electrons
number of electrons in the outermost shell
number of electron shells
3
There are 8 groups in the periodic table
True
False
4
Electron shells fill up with
2,8,8,16 electrons
2,8,8,18 electrons
2,8,8,32 electrons
5
If you change the number of protons in an atom...
the element becomes an isotope
the atom becomes an ion
the element changes
6
Which is correct?
Proton mass = 1, neutron mass = 1, electron mass = 1/2000
Proton mass = +, neutron mass = neutral, electron mass = -
Proton mass = 1, neutron mass = 0, electron mass =negligible
7
What is the electron configuration for this element?
2, 8, 8, 1
2, 8, 1
2, 6, 1
8
What will the group and period for this element be?
Group 3, Period 3
Group 3, Period 1
Group 1, Period 3
Group 1, Period 2
9
Which of these statements is FALSE?
Atoms are neutral
Ions are neutral
Atoms have no overall charge
Ions are charged