Animals convert excess D-glucose into a polymer known as ------.

Plants convert excess D-glucose into a polymer known as ------.

------ is the major structural component of plants.

The most abundant carbohydrate in nature is ------.

The general formula of carbohydrates is ------.

__________ on the periodic table go from left to right.

Elements in the same __________ have similar chemical and physical properties.

Electronegativity and ionization energies also increase relatively little across the __________ of a particular period.

 Rb is __________ in periodic table

__________ are along the diagonal line that separates them and has properties of both metals and non-metals.