By observing the correlation in the first pair, complete the second pa

1.	By observing the correlation in the first pair, complete the second pair:i. Dobereiner : Triad : : Newlands law :………ii. Mendeleev’s periodic table : Atomic mass :: Modern periodic table :……..iii. Group-1 : Alkali metals: :…….: Halogens.iv. Solid : Iodine : : …….. : Bromine.v. Chlorine : 2, 8, 7 :: Fluorine : ……..vi. Horizontal row Periods : :…….: Groups.
Answer» i. Octaves ii. Atomic number iii. Group 17 iv. Liquid v. 2, 7 vi. Vertical columns

By observing the correlation in the first pair, complete the second pair:i. Dobereiner : Triad : : Newlands law :………ii. Mendeleev’s periodic table : Atomic mass :: Modern periodic table :……..iii. Group-1 : Alkali metals: :…….: Halogens.iv. Solid : Iodine : : …….. : Bromine.v. Chlorine : 2, 8, 7 :: Fluorine : ……..vi. Horizontal row Periods : :…….: Groups.

Answer»

i. Octaves

ii. Atomic number

iii. Group 17

iv. Liquid

v. 2, 7

vi. Vertical columns