{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

secound_exam - King Faisal University Department of...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
King Faisal University Department of Chemistry Chem 140 Second midterm Exam Name: S. No.: **Answer all questions Good luck _____________________________________________________________________ Part I: (40 pts, 4 each) Multiple choice questions: 1. Which of the following molecules has two lone pairs of electrons around the central atom: a) SI 5 b) BrF 3 c) PF 5 d) PF 6 e) SF 4 3. How many electrons in an atom can have n = 5, l = 3? 2. Which of the following has the shortest Carbon Oxygen bond length? (in each species, carbon is the central atom): 4. Electronegativity increases along the periodic table A. from bottom to top and from right to left B. from bottom to top and from left to right B. from top to bottom and from right to left D. from top to bottom and from left to right. E. cannot be predicted
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
2
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}