2 electron domains - Study guides, Class notes & Summaries

CHEM 210 Exam 2 Questions and Correct Answers, Complete Solution. Linear What is the electron-pair geometry of a compound with 2 electron domains? Trigonal planar What is the electron-pair geometry of a compound with 3 electron domains? Brainpower Read More Tetrahedral What is the electron-pair geometry of a compound with 4 electron domains? Trigonal bipyramidal What is the electron-pair geometry of a compound with 5 electron domains? Octahedral What is the electron-pair geometry o...

According to VSEPR theory, if there are 2 electron domains on a central atom, they will be arranged such that the angles between the domains are __________. -120° -180° -90° -109.5° -360° correct answer: 180° An electron domain consists of __________. a) a nonbonding pair of electrons b) a single bond c) a multiple bond -a only -b only -c only -a, b, and c -b and c correct answer: a, b, and c The O-C-O bond angle in the CO₃²⁻ ion is approximately ______...

Properties of life - Answer-1. Energy processing 2. Regulation of homeostasis 3. Response to environment 4. Reproduction 5. Growth and development 6. Evolutionary adaptation 7. Organization ( in cells and ecosystems) Levels of biological organization - Answer-molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere What domains are classified as prokaryotes? - Answer-Bacteria and archaea What domains are classified as eukarya? - Answ...

The "triboelectric effect" causes what kind of electricity? Static The law of static electrical charges states: like charges repel Minute particles that make up all possible elements and still retain the unique chemical characteristics of the element are called _____________. Atoms A molecule is the smallest particle of matter that can exist by itself. (1) True (1) A basic atom must contain what two types of subatomic particles? Electron and proton An electron has _______________. a Nega...

UofC CMMB 343 MT1 Questions and Answers Rated A Kingdom (5: monera, protista, animalia, plantae, fungi) Classification no longer used Bacteria, Eukarya, Archaea The 3 domains If the organisms are phylogenetically related (above 97% = closely related/same species; below 97% = different species) 16S rRNA gene sequence indicates ... If the organisms are the same species or not (above 70% = same species; below 70% = different species) DNA-DNA hybridization indicates ... 1) morphology 2) metaboli...

How many bonds can nitrogen have? Which rule or principle should be used? A) Five bonds; octet rule. B) Three bonds; octet rule. C) Three bonds; the Hund's rule. D) Five bonds; the Aufbau Principle. correct answer: B When two hydrogen atoms meet, they will attract to each other and form a bond (and a H2 molecule). Why? A) Because electrons like to stay together. B) Because electrons like to be paired up. C) Because there is attraction between the electron in one hydrogen atom an...

Electronics ETA Certification Practice Exam Questions and Answers 100% Correct The "triboelectric effect" causes what kind of electricity? Static The law of static electrical charges states: like charges repel Minute particles that make up all possible elements and still retain the unique chemical characteristics of the element are called _____________. Atoms A molecule is the smallest particle of matter that can exist by itself. (1) True (1) A basic atom must contain what ...

Cells - Basic unit of life Tissues - Cambos of cells with common function Several tissues together - Organ Organs working cooperatively - Organ system The whole shebang, all the organ system working together - Organism Cells have 4 common components - Plasma Membrane (fluid mosaic, Barrier, intergral proteins are embedded), Cytoplasm, DNA (genetic material of cells), Ribosomes (RNA + protein used for protein synthesis) What is not a common component for Cells - Cell wall Two types of ce...

Question 1 Correct 1.00 points out of 1.00 Flag question Question text In an ecosystem, energy Select one: a. comes ultimately from bacteria b. cycles along with chemical nutrients c. typically flows from producers through a series of consumers d. typically flows from consumers to producers to decomposers Question 2 Correct 1.00 points out of 1.00 Flag question Question text Life is organized in a hierarchical fashion. Which of the following sequences correctly lists that hierarchy from least in...

CHEM 120 Final Exam 5 GRADED A+ (ACTUAL EXAM ) Questions and Answers (Solved) 1. How many bonds can nitrogen have? Which rule or principle should beused? A) Five bonds; octet rule. B) Three bonds; octet rule. C) Three bonds; the Hund's rule. D) Five bonds; the Aufbau Principle. Answer: B 2. When two hydrogen atoms meet, they will attract to each other and form abond (and a H2 molecule).Why? A) Because electrons like to stay together. B) Because electrons like to be paired up. C) Bec...