Biology Chapter 2 Review - Chemisty

neutral particle

• Proton

• nucleus

• neutron

• Electron

Tags

NGSS.HS-PS1-8

Has a positive charge

• Proton

• Neutron

• Nucleus

• Electron

Smallest subatomic particle

• Proton

• Neutron

• Nucleus

• Electron

Element with different # of electrons

• Isotope

• Ion

Atomic number always equals the

• # of electrons

• # of neutrons

• # of protons

• Mass #

Atom has atomic number of 5 and mass number of 9. How many protons

• 5

• 9

• 14

• 4

Atom has mass # of 15 and 10 protons. How many neutrons?

• 5

• 10

• 15

• 25

Type of bond with a metal paired to a nonmetal

• Metallic

• Ionic

• Covalent

Unequal sharing of electrons results in a molecule being

• Neutral

• Nonpolar

• Polar

• Ionic

Covalent bonds are stronger than Hydrogen bonds

• True

• False