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Periodic Table Unit Review Flashcards | StudBud
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Periodic Table Unit Review
Periodic Table Unit Review
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1
Which of the following elements is in the same period as Sulfur (S)?
Aluminum
Oxygen
Helium
Calcium
2
Elements that are characterized by the filling of p orbitals are classified as ________.
Groups 1A-2A
Groups 3A-8A
transition metals
inner transition metals
3
Which factor is generally lower for nonmetals?
atomic size
attraction for electrons
ionization energy
electronegativity
4
Which of the following factors contributes to an increase in ionization energy across a period?
increase in size of the nucleus
Increase in the shielding effect
fewer electrons in the highest occupied energy level
increase in the number of protons
5
Each period on the periodic table corresponds to a(n) _____.
energy sublevel
orbital
principal energy level
suborbital
6
Which element would have the highest electronegativity?
O
Se
Ba
Be
7
Which would be smaller?
Ion of Cl-
Atom of Cl
8
Which group of elements have an e- configuration ending in s2p5?
Alkali metals
transition metals
noble gases
halogens
9
Which would be larger?
Atom of K
Ion of K+
10
Which factor explains why atomic size decreases as you move across a period?
Additional energy levels.
Loss of electrons.
Decreased attraction for electrons.
Increased nuclear charge/pull within an energy level.
11
Which broad category of elements varies the most, but in general are poor conductors and are not malleable.
metalloids
metals
nonmetals
12
The e- configurations for Copper and Chromium are exceptions to which rule?
Pauli exclusion
Aufbau
Hund's
13
Identify the element: {Ar}4s2
Si
Sr
Ca
Na
14
Which of the following is NOT a characteristic of Group 3A elements?
Carry a 3- charge as ions
Mostly metals
3 valence electrons
Dot Diagram: 3 dots
15
From which orbital in a Calcium ion is an e- transferred to form a Ca 2+ ion?
3p
4s
3s
4p
