Vocabulary
The outermost shell of electrons around an atom
What is valence shell of electrons
How many valence electrons does fluorine have?
What is 7
An atom that has gained an electron, and becomes negative, in an ionic bond is called this
What is an anion
Covalent bonds form when atoms do this.
What is share electrons.
How many Carbon atoms are in the following molecule? C3H8
What is 3, the subscript describes the number of carbon atoms
A positive ion is also called?
cation "cat"ion - cats have paws!
In NaCl, which atom gains an electron and which atoms loses an electron?
What is Na loses and Cl gains
Ionic bonds form between what two types of elements?
What is metals and nonmetals.
Is carbon dioxide CO2 an ionic compound or a covalent molecule?
What is a covalent molecule.
The chemical substances to the right hand of a chemical equation arrow, also participate in a chemical reaction.
Reactants
The name of a bond in which two atoms share electrons.
What is a covalent bond
Helium has how many valence electrons.
What is 2
What is the charge of an ion formed by aluminum?
What is +3
Can a covalent bond form between magnesium and oxygen? Why or why not?
What is no. Covalent bonds form between two nonmetals.
The chemical substances produced in a chemical reaction.
What is products.
These groups of elements are more likely to share electrons than others on the periodic table.
What are nonmetals
How many electrons does Phosphorus need to get a full outer shell.
What is 3
What is the charge of an ion formed by Oxygen?
What is -2
Why can neon not form covalent bonds?
What is it has 8 electrons, and already fulfills the octet rule.
The law that states that matter is conserved during a chemical reaction.
What is conservation of mass.
When electrons are not shared equally within a molecule, the molecule is said to be this.
What is polar.
How many valence electrons are in a water molecule?
What is 8
Name an element that magnesium can bond with to form an ionic bond?
Any Non-metal: C,N,F,Cl,Br,S,P and etc
Name 5 elements that hydrogen can bond with to form a covalent bond.
What is C, N, O, F, P, S, Cl, Se, Br, or I
When balancing a chemical equation, what number do you change in a chemical formula
Coefficient
Bonus-What are trying to balance on both sides?