Test 3(2) - 1 Elements from opposite sides of the periodic table tend to form A covalent compounds B compounds that are gaseous at room temperature

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

View Full Document Right Arrow Icon
1) Elements from opposite sides of the periodic table tend to form __________. A) covalent compounds B) compounds that are gaseous at room temperature C) covalent compounds that are gaseous at room temperature D) ionic compounds E) homonuclear diatomic compounds Answer: D Page Ref: Sec. 8.2 2) Why don't we draw double bonds between the Be atom and the Cl atoms in BeCl 2 ? A) That would result in more than eight electrons around each chlorine atom. B) That would result in the formal charges not adding up to zero. C) That would give positive formal charges to the chlorine atoms and a negative formal charge to the beryllium atom. D) There aren't enough electrons. E) That would result in more than eight electrons around beryllium. Answer: C Page Ref: Sec. 8.7 3) Which of the following would have to lose two electrons in order to achieve a noble gas electron configuration? O Sr Na Se Br A) Sr B) Na C) Sr, O, Se D) Br E) O, Se Answer: A Page Ref: Sec. 8.1 4) A valid Lewis structure of __________ cannot be drawn without violating the octet rule. A) SO 2 B) CF 4 C) BeH 2 D) NF 3 E) SO 3 2- Answer: C Page Ref: Sec. 8.7 5) The Lewis structure of AsH 3 shows __________ nonbonding electron pair(s) on As. A) 0 B) 1 C) 2 D) 3 E) This cannot be determined from the data given. Answer: B Page Ref: Sec. 8.5 E-1
Background image of page 1

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

View Full DocumentRight Arrow Icon
6) A __________ covalent bond is the longest. A) single B) triple C) double D) They are all the same length. E) strong Answer: A Page Ref: Sec. 8.3 7) The ion NO - has __________ valence electrons. A)
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.

This note was uploaded on 04/07/2008 for the course CHEM 1100 taught by Professor Dr.guzinski during the Spring '08 term at Western Michigan.

Page1 / 7

Test 3(2) - 1 Elements from opposite sides of the periodic table tend to form A covalent compounds B compounds that are gaseous at room temperature

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online