Q1 Chemistry Review

3. A _________ is an element in Group 17 of the periodic table.
5. A measure of the ability of an atom to attract electrons in a chemical bond.
8. The central part of an atom that contains protons and neutrons.
10. A vertical column of elements in the periodic table.
12. A subatomic particle with a positive charge.
13. A chemical bond formed by the sharing of electrons between atoms.
15. A chemical bond formed by the electrostatic attraction between positive and negative ions.
17. A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound.
18. _________ Number it the total number of protons and neutrons in the nucleus of an atom.
19. The smallest unit of an element that retains the chemical properties of that element.
22. An atom that has gained or lost one or more electrons and has a net charge.
23. A subatomic particle with no charge.
24. A subatomic particle with a negative charge.
26. The ability of a substance to conduct electricity or heat.

1. Anything that has mass and takes up space.
2. The electrons in a covalent bond are _________.
4. _________ force of attraction or repulsion between charged particles.
5. A pure substance that cannot be broken down into simpler substances by chemical means.
6. Atoms of the same element that have different numbers of neutrons.
7. _________ electrons are in the outermost energy level of an atom.
9. The ability of a substance to dissolve in a solvent.
11. The electrons in an ionic bond _________ from the metal to the nonmetal.
14. An _________ metal is an element in Group 1 of the periodic table.
16. A pure substance made up of two or more different elements chemically combined.
20. _________ Number is the same as the number of protons in the nucleus of an atom.
21. A horizontal row of elements in the periodic table.
25. _________ Rule states atoms tend to gain, lose, or share electrons in order to have a full set of eight valence electrons.