Periodic Table
The type of element below and to the left of the "staircase"
What are metals?
A metal bonded with a nonmetal
What is ionic?
Sodium loses an electron
What is Na+?
When an electron is attracted to the nuclei of two atoms at the same time
What is a covalent bond?
4 Fe + _____ Cl2 ---> 2FeCl3
What is 3?
The type of element above and right of the "staircase"
What are nonmetals?
dinitrogen pentoxide
What is covalent?
Chlorine gains an electron
What is Cl-?
the overall charge of a particle that is covalently bonded
What is neutral?
1C4H6O3 + 1H2O ------> ______C2H4O2
What is 2?
The type of element on the staircase
What are metalloids/semimetals?
Rb2CO3
What is both?
The attraction between a positive ion and a negative ion
What is an ionic bond?
___ Fe + ____ O2 ------> ____Fe2O3
What is 4, 3, 2?
Bromine should be classified as this type of element
What is a nonmetal?
Has a low melting point, is non-conductive, and is soft as a solid.
What is covalent?
A pure substance containing two or more elements
What is a compound?
___ H2SiCl2 + ____H2O ------> _____H8Si4O4 + ______HCl
What is 4,4,1,8?
Boron should be classified as this type of element
What is a metalloid/semimetal?
Conducts electricity when dissolved in water, high melting point, and hard as a solid.
What is ionic?
A hard, crystalline compound composed of positive metal ions and negative non-metal ions
What is an ionic salt?
___HSiCl3+____H2O -----> ____H10Si10O15 + ____HCl
What is 10, 15, 1, 3?