Physical Science Pop Quiz!

_{Which of the following is NOT true of atoms?}

• They are composed of molecules.
• They can combine with other atoms.
• They make up elements
• They are extremely small

_{A negatively charged particle moving around the nucleus of an atom}

• neutron
• proton
• electron 
• ion

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

• electron
• neutron
• proton
• atom

_{An atom becomes negatively charged by}

• gaining an electron
• losing an electron
• losing a proton
  gaining a neutron

Two or more atoms combined

• Molecule
• Compound
• Isotope
• Ion

Two or more different atoms combined

• Molecule
• Compound
• Isotope
• Ion

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

• Ion
• molecule
• element
• compound

^{_{Substances formed by a chemical reaction}}

• products
• reactants
• coefficients
• solution

How are covalent bonds explained?

• When one atom takes the other atom's electron
• When the atom shares an electron with an another atom
• When the two nucleus merge
• When the neutrons leave the nucleus

Tags

NGSS.MS-PS1-1

A positively or negatively charged particle.

• covalent bond

• ion

• oxidation number

• subscript

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4