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WorksheetsPeriodic Trends Adv. Chem
Total questions: 24
Worksheet time: 33mins
As you move across the periodic table atoms tend to get smaller because, ______________.
the atoms have more mass.
the atoms have less mass
the atoms have a bigger effective nuclear charge
the atoms have less electrons.
Which atom has the largest atomic radius?
potassium
rubidium
francium
cesium
The atom with the largest atomic radius in Group 18 is
Ar
He
Kr
Rn
Which of these has the largest atomic radius?
oxygen
fluorine
sulfur
chlorine
Order the following from smallest to largest atomic radius:
Ra, Be, Ca, Rb, H
Ra, Be, Rb, H, Ca
Rb, H, Ca, Be, Ra
Ra, Rb, Ca, Be, H
H, Be, Ca, Rb, Ra
Why does Cs have a larger radius than Na?
It has more energy levels
It has fewer energy levels
It has a more effective nuclear charge
It has a less effective nuclear charge
In the following configuration, which electrons are the core electrons? 1s2 2s2 2p6 3s2 3p4
1s2 2s2 2p6
3s2 3p4
1s2 2s2
2s2 2p6 3s2 3p4
What is a positive ion called?
anion
cation
isotope
covalent
What is a negative ion called?
anion
cation
covalent
isotope
Which has the highest ionization energy?
Arsenic
Iron
ZInc
Cobalt
Which species has the larger radius?
Na
Na+
Which ion has the larger radius?
Cl -1
P -3
Which species has the larger radius?
Ne
F-
The electrons in a polar covalent molecule are shared...
Evenly
Unevenly
Electrons are not shared
None of the Above
A diatomic molecule like O2 is always _____ because electrons are shared _____
nonpolar; unequally
polar; equally
nonpolar; equally
polar; unequally
Se, S, and O
Which has the largest E.N. ?
N
O
C
B
Which shows increasing E.N. ?
F, Cl, Br, I
Cl, Si, Al, Na
Ba Mg, Cl, F
O, Se, K, Rb
The ability to attract an electron in a chemical bond
electronegativity
electron affinity
metallic character
ionization energy
