This is the family name for the group of the periodic table containing Lithium, Sodium, Potassium, and Rubidium.
What is alkali metals
In Period 2, the element with largest atomic radius is
What is lithium
This family generally has higher ionization energies than all the other groups on the periodic table
What are noble gases
This is the energy change that happens when a neutral atom gains an electron
What is electron affinity
The family in the periodic table that includes magnesium, calcium, and barium is called?
What is alkaline earth metals
In group 5A, this element has the smallest atomic radius
What is nitrogen?
Phosphorous has this many valence electrons and has this effective charge (Z-eff)
What is 5 and 5+
This characteristic is not a periodic trend:
a) ionization energies
b) number of elements in a group
c) atomic radius
d) electron affinity
What is b) number of elements in a group
How does the appearance of a solid nonmetal differ from a solid metal?
Metals are shiny, nonmetals are dull
Looking at all the elements in Period 3 and Group 17, these element(s) have atomic radii smaller than Cl
What are F and Ar
These are 4 properties of metals
What are: Mostly solids at room temperature, conduct electricity/heat, malleable, ductile, shiny
Which statements are true of Radon? (select all that apply)
a) It has the largest atomic radius in its period
b) It has a high electron affinity
c) It has full valence shell of electrons
d) It is relatively unreactive
e) It has the lowest effective nuclear charge in its period
What is c (full valence shell) and d (it is unreactive)
Elements in a group or column in the periodic table can be expected to have similar...... a)atomic masses b)atomic numbers c)numbers of neutrons d)properties
What is properties?
The halogens are this group number
What 17 or 7A?
This is the correct order of the Period 4 Main Group elements arranged smallest to largest with respect to atomic size
What is Kr, Br, Se, As, Ge, Ga, Ca, K
In Period 3 this atom has the highest ionization energy and in group 6A this atom has the highest ionization energy
What are Ar and O
Which of the following four elements is most likely to form cations in its reactions:
Nh, Ts, Mc, Og
What is Nh
This is the name of the family that is highly reactive because they easily lose 1 electron to form ions
What is alkali metals
A mystery element has 36 protons, it belongs to this period and its family has this name
What is period 4 and what is noble gas
These three atoms in Period 2 would be most likely to form ions that are smaller in size than their parent atoms
What are B, Be, and Li
An element has the following ionization energies: I1 = 503 kJ/mol, I2 = 965 kJ/mol, I3 = 3458 kJ/mol, this is the charge of the ion it is most likely to form
What is 2+
Compared to the alkali metals, the alkaline earth metals are..... a)are less reactive b)have lower melting points c)are less dense d)combine more readily with nonmetals
What is a) less reactive
Elements in Period 7 on the periodic table all:
a) form ions with charges of 7+
b) have an effective nuclear charge of 7+
c) have seven valence electrons
d) have seven shells of electrons
What is d) have seven shells of electrons