What is the highest-energy orbital of elements

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Reference no: EM132823271

Question 1. How many total electrons are in a ¹³³Cs cation?

Question 2. Which of the following elements have the highest electronegativity?

a. Na

b. Au

c. I

d. Cl

Question 3. What is the highest-energy orbital of elements w/ valence e^- in the n=3 shell?

a. S

b. P

c. D

d. F

Question 4. What determines the length of an atom's atomic radius?

i. The number of protons in the nucleus

ii. The number of neutrons in the nucleus

iii. The number of electron shells

a. i only

b. ii only

c. i and iii only

d. i and ii only

Question 5. What type of bond is a C-H bond?

a. Polar covalent

b. Nonpolar covalent

c. Coordinate covalent

d. Ionic

Question 6. The density of raw milk is roughly 1.03 kg/m³. Convert the density of raw milk to g/cm³ (show your work!)

Question 7. What is the electron configuration of Rh?

Question 8. Name the following compounds

a. FeCl₂

b. Rb₂Se

c. P₂O₅

Question 9. Draw the partial charges and bond dipole in an O-H bond.

Question 10. Give the chemical formulas for the following compounds

a. Silver (I) Sulfide

b. Nitrogen Triiodide

Question 11. How many covalent bonds does nitrogen form?

a. 1

b. 2

c. 3

d. 4

Question 12. Draw the lewis structure of BCl₃, be sure to include wedges and dashes (if necessary). Hint: Boron can hold just 6 electrons rather than 8.

Question 13. What is the molecular geometry of the above molecule?

Question 14. Ionically bonded atoms arrange themselves in large, organized arrays of ions of alternating positive and negative charges called ____________

Question 15. If silver forms a cation, that means it

a. Lost a proton

b. Gained a proton

c. Lost an electron

d. Gained an electron

Question 16. We know we can only have whole number atomic masses, as each proton or neutron weighs one amu and cannot be split into pieces. Why is it then that the periodic table does not show whole number atomic masses for most elements?

Question 17. Draw the lewis structure of NCl₃, be sure to include wedges and dashes (if necessary).

Question 18. What is the molecular geometry of the above molecule?

Question 19. A ball flies at a rate of 16.6 meters/second. Convert that speed to miles/hour (1meter= 6.21 x 10^-4 miles)

Question 20. What is the electron configuration of V?

Reference no: EM132823271

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