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21 questions
Which of the following will have a larger radius than Zinc?
Gallium
Aluminum
Magnesium
Strontium
Which of the following will have a higher electronegativity than arsenic (As)?
Carbon (C)
Neon (Ne)
Antimony (Sb)
Germanium (Ge)
Which of the following will have a lower ionization energy than Scandium (Sc)?
Helium (He)
Titanium (Ti)
Calcium (Ca)
Magnesium (Mg)
The element with the largest electronegativity in group one is -
At
F
Cl
Br
The element with the lowest electronegativity in Period 3 is -
Na
Cl
Ar
Mg
Which periodic group has the smallest atomic radius?
Groups 3-12, the Transition metals
Group 1, the Halogens
Group 18, the Noble Gases
Group 2, the Alkali metals
A measure of the size of an atom, and is generally defined as the distance from the nucleus to the outermost electron orbit
chemical reactivity
atomic radius
energy levels
orbit
The energy required to remove an electron from an atom
electron configuration
energy levels
ionization energy
ionic bond
An electron that resides in the outermost shell, or principal quantum level, of an atom
periodic trend
electron shell
ionic radius
valence electron
In which of the following atoms are the electron shells closest to the nucleus? (Bonus question, worth 2 marks.)
S
Cl
P
Si
They are the same distance in all of these atoms.
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