Chemistry of Life Part I

What 3 subatomic particles make up atoms?

• Isotopes, protons, covalent bonds
• quarks, quirks, compounds
• protons, neutrons, isotopes
• protons, neutrons, electrons

Tags

NGSS.MS-PS1-1

A chemical ________ is a pure substance made entirely of 1 type of atom.

• element
• compound
• mixture
• blend

Tags

NGSS.HS-PS1-1

The nucleus of an atom usually contains:

• protons and neutrons
• electrons
• electrons and protons
• isotopes

Tags

NGSS.HS-PS1-8

The electrons involved in chemical bonds are called ___________ electrons.

• valence
• ionic
• Van Der Waals
• covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the smallest unit of matter that cannot be broken down by chemical means?

• Atom
• Element
• Ion
• Isotope

_{What particle is found in the nucleus and has no charge?}

• electron
• neutron
• proton
• atom

Tags

NGSS.MS-PS1-1

_{The space surrounding the nucleus of an atom contains}

• protons
• electrons
• neutrons
• ions

Tags

NGSS.MS-PS1-1

Two or more atoms combined

• Molecule
• Compound
• Isotope
• Ion

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Two or more different atoms combined

• Molecule

• Compound

• Isotope

• Ion

A charged atoms (caused by gain or loss of electrons)

• Ion
• molecule
• element
• compound