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Exam 1: CHEM120 / CHEM 120
( Update 2025 / 2026) Intro to General, Organic & Biological Chemistry with Lab Study Guide Questions with Answers - Chamberlain
Question:
polar covalent bond
Answer:
A covalent bond in which electrons are not shared equally H2O C2H6O-Ethanol
Question:
nonpolar covalent bond
Answer:
bonding electrons are shared equally by the bonded atoms, resulting in a balanced distribution of electrical charge 1 / 3
Question:
Electronegativity of Ionic Bond
Answer:
EN greater than 1.7
Question:
Electronegativity of non-polar covalent bond
Answer:
EN is les than 0.4
Question:
Electronegativity of polar covalent bond
Answer:
EN is greater than 0.4 but less than 1.7
Question:
Hydrogen Bond
Answer:
A type of weak chemical bond formed when the slightly positive hydrogen atom of a polar covalent bond in one molecule is attracted to the slightly negative atom of a polar covalent bond in another molecule. 2 / 3
Question:
Hypothesis
Answer:
a testable educated guess
Question:
Experiment
Answer:
how we test hypotheses
Question:
Variable
Answer:
Idea to be tested (only one)
Question:
Control
Answer:
Something the variable is tested against
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