Bonding Chemistry

The red numbers in the image below represent ________

• subscripts

• coefficients

• I don't know, and don't want to try

• None of the answers are correct

How many connection points does carbon have to bond?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-LS1-6

What would you name this molecule?

• SNa3

• H3O

• NaCl

• H2O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A compound is

• 2 or more atoms of different elements chemically combined

• 2 or more atoms chemically combined

• a mixture

• hydrogen

Tags

NGSS.MS-PS1-1

Match the following descriptions to the type of bond.

Occurs between two nonmetals - (a)  

Occurs between a metal and a nonmetal - (b)  

• Covalent bond

• Ionic bond

Two nonmetals from Region 3 combine. This is most likely a ​ (a)  

• covalent bond

• ionic bond

• metallic bond

• james bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When trying to identify an unknown element, a scientist determines what other elements the unknown element reacts with chemically.  Which property of the unknown element determines the other elements it reacts with?

• The total number of neutrons in the unknown element

• The total number of particles in the nucleus of the unknown element

• The number of protons in the nucleus of the unknown element

• The number of valence electrons in the unknown element

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of these formulas contain equal numbers of nitrogen atoms?

• Formulas I and III

• Formulas I and IV
  Formulas I and IV

• Formulas II and III
  Formulas II and III

• Formulas I, II, and V
  Formulas I, II, V

Tags

NGSS.HS-PS1-7

This picture represents which of the following?

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1