atoms and ions final: Here short homework. The faster you can do it the…

atoms and ions final: Here short homework. The faster you can do it the…

atoms and ions final

Here short homework. The faster you can do it the...

Name:
Chemistry Worksheet
1. Atomic number equals the number of_____________ or ____________
Atomic mass equals the number of _____________ + _____________
Using the periodic table, fill in the chart for each Atom (Round the atomic mass to the
nearest whole number).
2. Carbon (C)
Atomic # = ______Atomic Mass = _________
# of Protons = ________# of Neutrons = ________# of Electrons = ________
# of Electrons in the valence shell? _____
3. Oxygen (O)
Atomic # = ______Atomic Mass = _________
# of Protons = ________# of Neutrons = ________# of Electrons = ________
# of Electrons in the valence shell? _____
4. Sodium (Na)
Atomic # = ______Atomic Mass = _________
# of Protons = ________# of Neutrons = ________# of Electrons = ________
# of Electrons in the valence shell? _____
5. Chlorine (Cl)
Atomic # = ______Atomic Mass = _________
# of Protons = ________# of Neutrons = ________# of Electrons = ________
# of Electrons in the valence shell? _____
6. Hydrogen (H)
Atomic # = ______Atomic Mass = _________
# of Protons = ________# of Neutrons = ________# of Electrons = ________
# of Electrons in the valence shell? _____
7. Nitrogen (N)
Atomic # = ______Atomic Mass = _________
# of Protons = ______# of Neutrons = ______# of Electrons = ______
# of Electrons in the valence shell? _____
8. Identify the following as synthesis, decomposition or exchange reaction
a. 2HG + O2 = 2HgO ____________________
b. Fe2+ + CuSO4 = FeSO4 + Cu2+____________________
c. HNO3= H++ NO3- _______________________

9. Explain the basis of Ionic bonding. Give an example.

10. Explain the basis of Covalent bonding.
Give an Example