University:
California State University, Northridge
Course:
CHEM 101 | General Chemistry I
Academic year:

2024
Views:

172

Pages:

8
Author:

Samuel K

Chapter 3: Chemical Bonding AtDue Feb 20 at 11:59pmPoints 15Questions 15Available Feb 14 at 12am - Feb 20 at 11:59pmTime Limit NoneThis quiz is no longer available as the course has been concluded.Question 11 ptsHow do atoms combine to form compounds?By sharing protons.By sharing electronsBy sharing neutronsBy sharing both electrons and protons Question 21 ptsWhat type of bond forms between two atoms that share electrons?lonic bondCovalent bondMetallic bondPolar bondQuestion 31 ptsHow many electrons are typically shared in a single covalent bond?1234 Question 41 ptsWhat is the name for a bond formed by the complete transfer ofelectrons from one atom to another?lonic bondCovalent bondMetallic bondPolar bondQuestion 51 ptsWhat is the term for a pair of electrons shared between two atoms?Lone pairBonding pairDouble pairTriple pair Question 61 ptsWhat is the electronegativity difference between atoms in anonpolar covalent bond?00.51.02.0Question 71 ptsIn an ionic bond, what happens to electrons?They are shared equally.They are shared unequally.They are transferred from one atom to another.They are doubled. Question 81 ptsWhat is the formula for sodium chloride?NaCl2Na2ClNaClNa3ClQuestion 91 ptsHow many valence electrons does oxygen have?2468 Question 101 ptsIn a polar covalent bond, the shared electrons spend more timearound which atom?The smaller atomThe larger atomThe less electronegative atomThe more electronegative atomQuestion 111 ptsWhat is the name for a molecule with a positive and a negative end?Polar moleculeNonpolar moleculeIonic moleculeCovalent molecule Question 121 ptsWhich type of bond is formed between two atoms of the sameelement?lonic bondCovalent bondMetallic bondPolar bondQuestion 131 ptsWhat is the name for a bond formed by the attraction betweenpositively charged metal ions and electrons?lonic bondCovalent bondMetallic bondPolar bond Question 141 ptsHow many covalent bonds does a nitrogen atom typically form?1234Question 151 ptsHow do you calculate the formal charge of an atom in a molecule?Number of valence electrons - Number of nonbonding electronsNumber of nonbonding electrons - Number of valence electronsNumber of bonding electrons - Number of nonbonding electronsNumber of nonbonding electrons + Number of bonding electrons