Halogen - Study guides, Revision notes & Summaries

Chem 219 Unit 4; Questions and Answers 100% Solved What are the four halogen elements? F, Cl, Br, I organohalide compounds Organic molecules containing halogen atoms (F, Cl, Br, I) Examples of how organohalide compounds are used by humans - have been found in marine life (algae, mollusks, sponges, etc.), bc they metabolize the high concentrations of inorganic chlorides and bromides that are found in the seas. - Industrially, organohalides find uses as solvents, insecticides, herbicides...

13.3 Elimination Reactions in Halogenoalkanes Questions with complete solution 2023/2024How do halogenoalkanes typically react? - correct answer By nucleophilic substitution How do halogenoalkanes react under different conditions? - correct answer By elimination How does elimination reactions occur? - correct answer A hydrogen halide is eliminated from the molecule, leaving a double bond in its place so that an alkene is formed What is the OH- ion from aqueous sodium or potassium hydrox...

Straighterline Chemistry Final- deck 1 Questions and Answers Already Passed What is the term used for findings that are summarized based on a pattern or trend? a. Law b. Hypothesis c. Theory d. Phenomena e. Prediction a. Law Which of the following is a tentative explanation for a set of observations? Select one: a. Law b. Hypothesis c. Theory d. Phenomena e. Prediction b. Hypothesis If a liquid contains 60% sugar and 40% water throughout its composition then what is it...

Chem 219 Unit 4 Exam with Verified Solutions What are the four halogen elements? - Answer -F, Cl, Br, I organohalide compounds - Answer -Organic molecules containing halogen atoms (F, Cl, Br, I) Examples of how organohalide compounds are used by humans - Answer -- have been found in marine life (algae, mollusks, sponges, etc.), bc they metabolize the high concentrations of inorganic chlorides and bromides that are found in the seas. - Industrially, organohalides find uses as solvents, inse...

Chem 219 Unit 4 Exam Questions With 100% Correct Answers What are the four halogen elements? - answerF, Cl, Br, I organohalide compounds - answerOrganic molecules containing halogen atoms (F, Cl, Br, I) Examples of how organohalide compounds are used by humans - answer- have been found in marine life (algae, mollusks, sponges, etc.), bc they metabolize the high concentrations of inorganic chlorides and bromides that are found in the seas. - Industrially, organohalides find uses as solvent...

CHEMISTRY AS - 2.6 - Halogenoalkanes with 100% correct answers

What are the four rules for writing resonance structures? - Answer 1. Atoms must not be moved. Only electrons. 2. All resonance atoms must lie in the same plane. 3. Only valid Lewis structures are allowed. 4 . The number of unpaired electrons must remain constant. What are the two conditions for resonance? - Answer 1. An atom must have a P orbital or a lone pair of electrons. 2. It must be single bonded to an atom that has a double or triple bond. The latter compromise conj...

NORMAL HUMAN BODY TEMPERATURE ON THE CELSIUS SCALE IS _______ DEGREES. - Correct Answer 37 WHAT IS THE VALENCE OF Ne? - Correct Answer 0 CUPRIC'S VALENCE IS - Correct Answer +2 THE CHEMICAL SYMBOL FOR MERCURY IS - Correct Answer Hg THE STANDARD UNIT OF HEAT IS THE _______? - Correct Answer CALORIE WHICH POLYATOMIC ION IS REPRESENTED BY THE SYMBOL (NH4)+1 ? - Correct Answer AMMONIUM WHAT DOES THE PREFIX "CENTI-" REPRESENT? - Correct Answer 1/100 WHICH OF THE FOLLOWING IS T...

What is heterolytic fission? Where one ion gets both electrons from the covalent bond What are produced by heterolytic fission? Ions What is a free radical? An atom or group with an unpaired electron, which is highly reactive as it wishes to pair up this electron What are 3 examples of situations where a free radical can be formed? During thermal cracking, during the reaction of halogens and methane, by homolytic fission What is homolytic fission? A reaction where each atom gets one el...

GOOD As the F-80 C of F holder, you notice a minor defect in the fire protection system and report it to the building owner. In the event the issue is still not corrected three months later, what would be the next step that you are required to take? Report the defect in writing to the Fire Department GOOD Typical causes of fires in homeless shelters are considered which of the following? - Halogen lamps - Unattended and prohibited microwaves - Overloaded extension cords GOOD Shelte