Fill in the blanks in the following statements :(a) The horizontal row

1.	Fill in the blanks in the following statements :(a) The horizontal rows in a periodic table are called……….(b) In going across a period (right to left)in periodic table, the atomic size of the atom………(c) On moving from right to leftin the second period, the number of valence electrons……….(d) On going down in a group in the periodic table, the metallic character of elements………..(e) The tendency to gain an electron…….. on moving down in a group of the periodic table.
Answer» (a) Periods (b) Increases (c) Decreases (d) Increases (e) Decreases

Fill in the blanks in the following statements :(a) The horizontal rows in a periodic table are called……….(b) In going across a period (right to left)in periodic table, the atomic size of the atom………(c) On moving from right to leftin the second period, the number of valence electrons……….(d) On going down in a group in the periodic table, the metallic character of elements………..(e) The tendency to gain an electron…….. on moving down in a group of the periodic table.

Answer»

(a) Periods

(b) Increases

(d) Increases

(e) Decreases