The document contains two Sudoku puzzles of chemical elements. The puzzles require filling in the blanks with elements that have an oxidation state of 1 and the number 1, without repeating any in the rows, columns or boxes. The puzzles are meant to be solved by students in a chemistry and physics class at IES Alonso de Orozco.

1. IES ALONSO DE OROZCO CHEMISTRY and PHYSIC IES ALONSO DE OROZCO CHEMISTRY and PHYSIC
SUDOKU OF ELEMENTS SUDOKU OF ELEMENTS
NAME:…………………………………… NUMBER 1 NAME:…………………………………… NUMBER 2
OXIDATION STATES 1 OXIDATION STATES 1
Fr Cs 1 H Fr Rb 1 Ag
H: Hydrogen H: Hydrogen
Na 1 Ag K Rb 1 Fr Na
Li: Lithium Li: Lithium
H Ag 1 Rb K Li Cs H
Na: Sodium
ALKALI METALS
Na: Sodium
ALKALI METALS
Ag Na Cs K 1 Ag Li Fr
K: Potassium K: Potassium
1 Rb Li Na Fr Na K Cs
Rb: Rubidium Rb: Rubidium
Na 1 Fr Ag Na Li 1 Ag
Cs: Caesium Cs: Caesium
Ag Na H K Fr Rb Cs Li
Fr: Francium Fr: Francium
K Na Rb Fr 1 H Rb Na
Ag: Sylver Ag: Sylver
Li Na Cs Ag Ag Rb Li K
1 1
INSTRUCTIONS: Fill in the blanks with the elements of valence 1 and the number “1”. INSTRUCTIONS: Fill in the blanks with the elements of valence 1 and the number “1”.
The number 1 and the elements must appear in every row, every column and every box The number 1 and the elements must appear in every row, every column and every box
without repeating any. without repeating any.
Alicia Díaz