Atoms Vs Molecules

Atom

• Like a small solar system

• Like two or more of the same solar system stuck together

• Like two or more different solar systems stuck together

Tags

NGSS.MS-PS1-1

Molecule

• Like a small solar system

• Like two or more of the same solar system stuck together

• Like two or more different solar systems stuck together

Tags

NGSS.MS-PS1-1

Compound

• Like a small solar system

• Like two or more of the same solar system stuck together

• Like two or more different solar systems stuck together

Tags

NGSS.MS-PS1-1

atom, molecule or compound?

• Atom

• Molecule

• Compound

Tags

NGSS.MS-PS1-1

How many protons does this atom have?

• 1

• 2

• 3

atom, molecule or compound?

• Atom

• Molecule

• Compound

Answer explanation

Compounds are two or more different atoms stuck together (with a chemical bond). Molecules are two or more of the same atom stuck together (with a chemical bond).

How many protons do the hydrogen atoms in this compound have in their nucleus?

• 1

• 2

• 3

atom, molecule or compound?

• Atom

• Molecule

• Compound

Tags

NGSS.MS-PS1-1

How many electrons are being shared by the hydrogen atoms in this molecule to make a covalent bond?

• 1

• 2

• 3

Tags

NGSS.MS-PS1-1

These two hydrogen atoms are sharing two electrons to form a bond. What type of bond is it?

• covalent (atoms shared equal)

• ionic (one atom stole an electron from another atom)

Tags

NGSS.HS-PS1-2