Chemistry Homework, Help?

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Gold Standard

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Hi there, Could please answer theses questions.

1. What is a group?

2. What is an atomic mass?

3. What is a period?

4. List three allotropes?

5. What are Covalent Bonds? List a few

6. How many protons are in an atom of
B___Al___F___Cl___

7. The electric charge of ions formed by
S___Na___Cl___Mg

8. How many covalent bonds will form
P___S___Cl___H___

9. Where are halogens found in the table?

10. Which of the following is ionic?
H20, C2H5Oh, CaCl2, Pb

11. How many electrons are shared between two atoms in a triple bond?

12. Calculate the percentage composition of the underlined elements in the following compounds:
CuSO4:
Cu(OH)2:
C6H12O6:

13. What would the atomic mass of a metal put in hydraulic acid be?

Thank You Very Much
 
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