Answer:
1. What is the atomic symbol for silver? Ag
2. What is the atomic mass of mercury? 200.59
3. Ni is the symbol for what element? Nickel
4. The element that has the atomic number 17 is? chlorine
5. List the symbols for two transition metals. Ir, Os
6. Cu, Ag, and Au are all in what group. # 11
7. Name two noble gases. helium, neon
8. Give the symbol for two halogens. F, Br
9. What is the symbol for element with atomic number 74? W
10. What is the atomic mass of copper? 63.55
11. What is the last element in period 4? krypton
Step-by-step explanation: