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Chemistry 104 Module 2 Exam: Fuels, Combustion, Periodic Table, Exams of Chemistry

Nevada State CollegeChemistry

A comprehensive set of questions and answers covering key concepts in chemistry 104 module 2. topics include fuels, combustion, hydrocarbons, the periodic table, atomic structure, bonding, and environmental pollution. it's a valuable resource for students to test their understanding and prepare for exams.

Typology: Exams

2024/2025

Available from 04/22/2025

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Chemistry104 Module 2 Examination Questions with Correct Answers
Fuel - answers Energy rich substance
Combustion - answers Burning
Hydrocarbons - answers Compound that contains hydrogen and Carbon
What is the simplest Hydrocarbon (organic compound)? - answers Methane
What is most of our fuels made up of? - answers Hydrocarbons
Ex: Diesel, Gasoline, Rubbing Alcohol
Burning a hydrocarbon produces _______ and _______. - answers Carbon dioxide and Water
Carbon Dioxide is also a _____ _____ _____. - answers Green House Gas
LPG - answers Liquefied Petroleum Gas (another example of fuel)
What is a Catalytic Converter? - answers catalyst that speeds up a reaction (platinum is a catalytic converter)
What does incomplete combustion produce? - answers Carbon Monoxide and VOCs
VOC - answers Volatile Organic Compounds (ash in the air)
Green Chemistry - answers prevent pollution
What does Cigarettes produce when burned? - answers VOC, CO, NO2, SO2
Where do Nitrous Oxides come from? - answers Motors
Radon - answers produced in nature, have radioactive chemicals that break down, the byproduct produces natural radioactive break
down, 2nd cause of lung cancer, can come from uranium, doesn't react with any other gas
Uranium - answers pollutant, most popular nuclear fuel, produces radon
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Chemistry10 4 Module 2 Examination Questions with Correct Answers

Fuel - answers Energy rich substance Combustion - answers Burning Hydrocarbons - answers Compound that contains hydrogen and Carbon What is the simplest Hydrocarbon (organic compound)? - answers Methane What is most of our fuels made up of? - answers Hydrocarbons Ex: Diesel, Gasoline, Rubbing Alcohol Burning a hydrocarbon produces _______ and _______. - answers Carbon dioxide and Water Carbon Dioxide is also a _____ _____ _____. - answers Green House Gas LPG - answers Liquefied Petroleum Gas (another example of fuel) What is a Catalytic Converter? - answers catalyst that speeds up a reaction (platinum is a catalytic converter) What does incomplete combustion produce? - answers Carbon Monoxide and VOCs VOC - answers Volatile Organic Compounds (ash in the air) Green Chemistry - answers prevent pollution What does Cigarettes produce when burned? - answers VOC, CO, NO2, SO Where do Nitrous Oxides come from? - answers Motors Radon - answers produced in nature, have radioactive chemicals that break down, the byproduct produces natural radioactive break down, 2nd cause of lung cancer, can come from uranium, doesn't react with any other gas Uranium - answers pollutant, most popular nuclear fuel, produces radon

Isotopes - answers atoms of the same element with a different number of neutrons and a different mass Atomic Mass - answers # of Protons + # of Neutrons (Average because it is not an exact whole number) Atomic Number - answers # of protons A groups - answers Representative elements B groups - answers Transition metals - number of electrons in the outer elements/ metals whos energy levels can change Group Number of Periodic Table - answers Represents the number of electrons in an atom's outer energy level. How many periods of the periodic table are there? - answers 7 How many groups of the periodic table are there? - answers 8 IA - answers Alkali metals IIA - answers Alkaline Earth Metals VIIA - answers Halogens VIII - answers Noble Gases Hydrogen usually gives its electron away. When does Hydrogen usually take an electron? - answers When you make hydrogen bond in a lab As you move across the periodic table atoms become _______ in size. - answers Smaller As you move down the periodic table the atoms become _______ in size. - answers Larger As you move down the periodic table the atoms become _______ reactive in metals - answers more As you move across the periodic table the atoms become _______ reactive in metals - answers less

Ionic bonds have _______ charges. - answers Definite Any time elements bond creates a ________. - answers Molecule Where do sulfur oxides come from? - answers burning coal What percent of cars in this country account for the amount of carbon monoxide we have? - answers 60% What year was lead removed from our gas? - answers 1997 When is the ozone a pollutant? - answers when the ozone is in our Troposhpere Fuel + ______ = Energy - answers 02 What are two pollutants in our atmosphere? - answers Coal Burning plants and Burning of Fuels Why is coal burned? - answers to produce heat What is used to generate a generator? - answers Turbine What gas causes Global Warming? - answers Carbon dioxide, CO T/F keeping your car in mechanical shape can help the environment. - answers True T/F Burning candles, and incense will make you have VOC's in your home - answers True What has the most mass in the atom? - answers Protons and neutrons T/F Electrons move at the speed of light - answers True How do you name isotopes of the same element? - answers By their atomic mass number. Example: Chlorine 34, Chlorine 35