5 Written questions
5 Matching questions
- What is a polar molecule?
- What is a molecule?
- The number of covalent bonds an atom can form is equal to what?
- What makes up the nucleus?
- What is a hydrogen bond?
- a Protons and neutrons.
- b Formed when a particularly positive atom from one polar molecule is attracted to the partially negative atoms in another molecule.
- c Atoms held together by covalent bonds.
- d a molecule that has opposite charges on opposite ends.
- e The number of additional electrons needed to fill its outer shell.
5 Multiple choice questions
- an electronically neutral subatomic particle.
- The attraction btwn opposite charged ions.
- Oxygen, carbon, hydrogen, and nitrogen.
- the atomic number.
5 True/False questions
What is an electron? → A subatomic particle w/ a negative charge.
What is a covalent bond? → Forms when 2 atoms share 1 or more pairs of outer shell electrons and forms a molecule.
The number of shells an atom has depends on what? → the number of electrons it has.
How many electrons can the inner shell of an atom hold? → up to 8 electrons.
Which part of the atom has the most energy? → The number of protons in an atom.