Biochemistry Trivia
Draw a Bohr Model of Oxygen
An atom that does NOT have 8 electrons in the outer shell and tries to combine with other atoms is __________
reactive
Lewis Dot Diagram of Hydrogen
Total Number of electrons: H
Force that holds atoms together
Chemical Bond
When atoms share electrons equally to fill their outermost energy levels, the form:
Nonpolar Covalent
6Total Number of electrons: Carbon
Lewis Dot Diagram of Carbon
Lewis Dot Diagram of Oxygen
Number of protons is known as _____
Atomic number
Total Number of electrons: Nitrogen
7
Draw a Bohr Model of Nitrogen
How many electrons would Carbon gain or lose?
4
3 minutes: the following atoms use and IONIC BOND. Show how the atoms will bond & write the charge for each ion: K + Cl
BONUS: Write the chemical formula
Two or more atoms combined by a chemical bond:
compound
Number of Protons in Sulfur
16
How many valence electrons does Nitrogen have?
5
When atoms share electrons unequally to fill their valence shell, the form this type of bond:
Polar Covalent
Atom has 8 electrons or full outer shell
Stable
Mass of electron is known as:
Atomic mass
How many electrons would nitrogen gain or lose?
3 gained
BONUS: Write the chemical formula
3 minutes: the following atoms use and COVALENT BOND. Show how the atoms will bond & write the charge for each ion: O + O
How many electrons does Sulfur have?
16
Lewis Dot Diagram of Sulfur
Draw the Bohr Model for Phosphorous (2 mins)
Pure Substance made of 1 type of Atom
Element
Anything that takes up space and has mass
Matter
How main electrons would Sulfur gain or lose?
2 gained
Lewis Dot Diagram of Nitrogen
How many electrons would Hydrogen gain/or lose?
1
Smallest part of matter with properties of the element
atom
Electrons on outer energy level
Valence Electron
Lewis Dot Diagram of Phosphorous
How many electrons would oxygen gain or lose?
2 gained
The following atoms bond POLAR COVALENTLY. Show how the atoms bond:
H20
Draw a Bohr Model of Sulfur
What are the SIX most common elements for life? CHNOPS
What are the FOUR most common elements? Carbon
Hydrogen
Nitrogen
Oxygen