Which of the following elements has the most metallic character?

The elements in the same period have:

Which of the following elements is a transition metal?

Which of the following elements has the electron configuration [Ar]4s²3d¹⁰4p¹?

Which of the following elements has the highest electronegativity?

Which of the following pairs of elements will form an ionic bond?

The element with atomic number 15 is in which group and period of the periodic table?

Which of the following elements has the smallest atomic radius?

According to the modern periodic law, the properties of elements are periodic functions of their:

Which of the following elements has the electron configuration [Ne]3s²3p³?

Which of the following elements has the highest electron affinity in group 17?

Which element in group 14 has the highest melting point?

Which of the following elements has the highest electronegativity in group 15?

Which group in the periodic table contains the alkaline earth metals?

Which element in group 1 is the least reactive?

Which element has the most metallic character in the second period?

Which element has the electron configuration [Ne]3s²3p¹?

Which of the following elements has the highest electronegativity in the second period?

Which element has an atomic number of 10?

The elements in the same group of the periodic table have: