Periodic Table

Would you expect stronium to be, chemically more similar to calcium or to rubidium?

• Calcium, same group

• Rubidium, same group

• Calcium, same row

• Rubidium same row

In terms of electron configuration, why is period 4 longer than period 3?

• the 2s orbital are filled

• the 3d orbitals are filled

• the 4d orbital are filled

Which properties of elements are related to the attraction between the nucleus and electrons in atoms?

• electronegativiy

• ionization energy

• polarity

• A and b are correct

• A and C are correct

In which of the following bonded pairs of atoms is the electron pair attracted more strongly to the bromine atom?

• Br: Cl

• Br: S

• Br:O

Of the following properties, which are characteristics of metals?

• Low ionization energy

• form negative ions

• solid at ordinary conditions

• malleable

• high electronegativity

Which of the following pairs belong to the same period

• Na, Cl

• Na, Li

• Na, Cu

• Na, Ne

Which of the following pairs belong to the same family

• H, He

• Li, Be

• C, Pb

• Ga, Ge

Given the following 3 bonds: N:H, N:F, and N:Cl. In which bond are the shared electrons most attracted to nitrogen?

• N:H

• N:F

• N:Cl

Given the following 3 bonds: N:H, N:F, and N:Cl. In which bond are the shared electrons least attracted to nitrogen?

• N:H

• N:F

• N:Cl

What element is in the fifth period and 11 column

• Ag

• Au

• Hg

• S