1. which of these has only one component?
element
compound
mixture
molecule
2. which of these is a compound?
sugar
window cleaner
nitrogen
silver
3.which of these contains two or more components spread unevenly?
element
compound
heterogeneous mixture
homogeneous mixture

each  column  of the  table  is called a group. elements in a group share similar properties. groups are  read  from  top  to  bottom. metal. metalloid. nonmetal. solid. liquid. gas. fe. hg. o.  2. 3. 4. 5. 6. 7. 8. 9.  2. beryllium. 9.012. 4.  sodium. 22.990.  11. 3.  magnesium. 24.305.  12.  potassium. 39.098.  19. 4.  calcium. 40.078.  20. i guess  i  

i don't know people like to fight everywhere rip.