Docsity
Docsity

Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity


Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan


Guidelines and tips
Guidelines and tips

Chemistry Practice Exam: Redox, Hydrocarbons, Organic, and Nuclear Chemistry, Exams of Nursing

A practice exam covering various chemistry topics, including redox reactions, hydrocarbons, organic compounds, and nuclear chemistry. it features multiple-choice questions testing knowledge of oxidation-reduction processes, hydrocarbon structures and properties, organic compound nomenclature, and nuclear decay processes. The questions assess understanding of fundamental chemical concepts and problem-solving skills.

Typology: Exams

2024/2025

Available from 05/06/2025

Dr.HellenSteves
Dr.HellenSteves 🇺🇸

263 documents

1 / 7

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
CHEM 120 PRACTICE EXAM3 ALL
CORRECT
a.) oxidized
If an atom loses electrons in a redox reaction, we say this atom was:
a.) oxidized
b.) reduced
c.) none of the above
d.) an oxidizing agent
c.) Cr
In the reaction CrO + H₂ H₂O + Cr, the element being reduced is:
a.) all elements are oxidized
b.) H
c.) Cr
d.) O
d.) Fe³
What is the oxidizing agent in the reaction Fe³⁺ + V Fe + V³
a.) V³⁺
b.) Fe
pf3
pf4
pf5

Partial preview of the text

Download Chemistry Practice Exam: Redox, Hydrocarbons, Organic, and Nuclear Chemistry and more Exams Nursing in PDF only on Docsity!

CHEM 120 PRACTICE EXAM3 ALL

CORRECT

a.) oxidized If an atom loses electrons in a redox reaction, we say this atom was: a.) oxidized b.) reduced c.) none of the above d.) an oxidizing agent c.) Cr In the reaction CrO + H₂ →H₂O + Cr, the element being reduced is: a.) all elements are oxidized b.) H c.) Cr d.) O d.) Fe³ ⁺ What is the oxidizing agent in the reaction Fe³⁺ + V → Fe + V³⁺ a.) V³⁺ b.) Fe

c.) V d.) Fe³⁺ a.) Methanol Which of the following molecules is not a hydrocarbon? a.) Methanol b.) Propane c.) Hexane d.) Ethane Butyne and Pentyne What molecules contains a triple bond? fuel What is a key application of hydrocarbons? d.) Carboxyl The COOH group represents which functional group? a.) Ester b.) Carbonyl

Butanoic acid What is the name of this organic compound: CH₃CH₂CH₂COOH? Butyl amine What is the name of this organic compound: CH₃CH₂CH₂CH₂NH? d.) Technetium- 99 Molybdenum-99 decays by beta decay emission, resulting in an electron and... a.) Technetium- 43 b.) Niobium- 99 c.) Niobium- 42 d.) Technetium- 99 126 Tin-126 undergoes electron capture. What will the mass number of the product of this decay?

  • **X-ray emitter
  • Gamma decay** What could be considered sources of electromagnetic radiation? 3 How many half-lives would occur after 30 minutes if a radioactive material has a half-life of 10 minutes? 15 grams A 60 gram sample of a radioactive material has a half-life of 5 years. After 10 years, how many grams of the original radioactive material will remain? d.) Bismuth- When polonium-255 decays by positron emission, what is the product? a.) Polodium- b.) Polodium- c.) Astatine- d.) Bismuth-
  • enzymes

d.) ATG-GCT-CTG-ATC

  • **DNA
  • mRNA** What biomolecules are part of the transcription process? Translation What is the term for the process in which a protein is synthesized from mRNA at the ribosomes? Lipids What category of biological macromolecules contains fats and oils? Quaternary The level of protein structure that involves the interactions of multiple polypeptide strands to form more complex structures is what? Act a biological catalyst What is the main role of enzymes in the body?