Bonding Chemistry

What is the part of a chemical equation called?
2H_{2 +} O₂ --> 2H₂O

• Reactants

• Products 

• Yields 

• Chemical Equation 

Which of the following models best demonstrates a balanced chemical equation?

• F

• G

• H

• J

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How many ATOMS of Oxygen are in 3Fe₂O₃

• 2

• 3

• 6

• 9

Tags

NGSS.MS-PS1-1

What's a valence electron?

• electrons in the second energy level

• electrons in the outermost energy level

• the atomic number

• electrons in the first level

Tags

NGSS.MS-PS1-1

How many valence electrons?

• 2

• 3

• 5

• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is a Lewis Dot Structure?

• It shows all of the particles in the atom.

• Contains protons and neutrons

• Only shows the element symbol and it's outer most electron shell

• Contains protons and electrons

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4

• 6

• 8

• 2

What type of bond is formed when electrons are shared between atoms?

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

Which of the following molecules has a polar covalent bond?

Tags

NGSS.HS-PS1-1

What is the main type of bonding in sodium chloride (NaCl)?

• Covalent bonding

• Ionic bonding

• Metallic bonding

• Hydrogen bonding