5 Written questions
5 Matching questions
- The number of covalent bonds an atom can form is equal to what?
- What is the atomic number?
- What is a molecule?
- What is an electron?
- What is mass?
- a Atoms held together by covalent bonds.
- b The number of additional electrons needed to fill its outer shell.
- c The number of protons in an atom.
- d A subatomic particle w/ a negative charge.
- e The sum of the number of protons and neutrons in its nucleus.
5 Multiple choice questions
- up to 8 electrons.
- Changes is the chemical compound of matter.
- the atomic number.
- is one in which the nucleus decays, giving off particles of energy.
5 True/False questions
What are elements? → Elements that exist in different forms
Forms of an element that differ in mass
Same num of protons and electrons but diff num of neutrons
What is a hydrogen bond? → Formed when a particularly positive atom from one polar molecule is attracted to the partially negative atoms in another molecule.
The number of shells an atom has depends on what? → the number of electrons it has.
What primarily determines how an atom behaves? → the atomic number.
The tendency of water molecules to stick to each other is called → the number of electrons it has.