Question

vocab quiz: matter
name witter core 1
word bank v.2
a. compound b. mixture c. element d. 27 e. 13 f. proton g. heterogenous h. homogenous i. neutron j. electron

1. a substance made up of only 1 type of atom
2. a substance made up of 2 or more different types of elements joined chemically
3. a substance made up of 2 or more substances that are combined physically, not chemically.
4. a type of mixture that looks the same all through out.
5. a type of mixture that where you can see the different component parts.
6. a sub - atomic particle with a positive charge
7. a sub - atomic particle with a negative charge
8. a sub - atomic particle with a neutral charge
9. find al, aluminum, in the periodic table. what is the atomic number for al?
10. what is the atomic mass for al?

Explanation:

1. An element is made up of only one - type of atom.
2. A compound consists of two or more different types of elements joined chemically.
3. A mixture is made up of two or more substances combined physically.
4. A homogeneous mixture looks the same throughout.
5. A heterogeneous mixture has visible different component parts.
6. A proton is a sub - atomic particle with a positive charge.
7. An electron is a sub - atomic particle with a negative charge.
8. A neutron is a sub - atomic particle with a neutral charge.
9. The atomic number of aluminum (Al) is 13.
10. The atomic mass of aluminum (Al) is approximately 27 (rounded to the nearest whole number).

Answer:

1. C. Element
2. A. Compound
3. B. Mixture
4. H. Homogenous
5. G. Heterogenous
6. F. Proton
7. J. Electron
8. I. Neutron
9. E. 13
10. D. 27