Boron, Nitrogen, Carbon, or Oxygen: Which one has the highest ionization energy?
O
Truth or fake? When a cation is formed the ionic radius decreases.
Truth
The columns have 2 types of numbering, the ________ and the _______
The classical (1-18) and modern (groups A and B)
Magnesium or Sodium: Which element is considered "more metallic"?
Na
Rb, Ga, K, In: Which one has the biggest atomic radius?
Rb
Be has 2 valence electrons, B has 3, and Pb has 5. Which one is more electronegative?
Lead
Silicon, Carbon, Sulfur or Bromine: Which element is an example of a semi-conductor?
Silicon (Si)
The 3 main groups of the periodic table are composed by representative group, nobles gases and...
Transition and inner transition family
Elements in column 13 have: 1, 2, 3 or 13 valence electrons?
3
F or Cl: Which element has the lowest ionization energy?
Chlorine
In the periodic table, at the top of each element you'll find the ______________
Atomic Number (Z)
W, Re, Os, or In: Which element has more metallic character?
Tungsten (W)
Truth or fake: He has the lowest atomic radius, lowest ionization energy, highest electronegativity and lowest metallic character.
Fake, He doesn't have electronegativity properties because is a noble gas.
The s,p,d,f is a classification of elements known as _________.
blocks
Ge, In, P, Hg: Which element has the least metallic character?
P
Fr has the biggest atomic radius, lowest ionization energy, highest electronegativity and highest metallic character.
False, Fr has the lowest electronegativity🤓☝️
The main element that composes the living organisms is Carbon and it's considered a __________.
non-metal
Which group is the least reactive group in the periodic table?
Noble gases
The periodic table contains __ columns (or groups).
18