102) The color of a firework comes from the glowing of. Which of the following physical properties would you expect for krypton (Kr)? face to drop at the front of the tank and to rise at the rear. 47) Does a shell have to contain electrons in order to exist? Most of the space in an atom is taken up by the electron cloud which surrounds the nucleus.. 77) Which of the following statements describes an isotope? Jenny Marder. In this case, volume off nucleus that is equal to four punchy by and radius of Nicolas is equal to duty is off this one to the poverty upon while you off their term it will be called to four upon three times by times Here, New radius is Ah and our So the power three Let this is named this equation. a ping-pong ball. The repeating trends that take place when examining the elements are called ________. See meter African right. Comparing the size of an atom to objects large enough to see without a microscope requires much greater orders of magnitude. So the poetry is you, Kal Toh, Radius of baseball to the bar three upon nudity is offered, um, to the power. What is the heat capacity rate? C. The electrons on the atoms repel other electrons on other atoms when they get close. Hence, we can say that, if an atom were enlarged to the size of the earth, its nucleus would be only $ {10^2}m $ in diameter and could easily fit inside a small football stadium. 84) If a neutral element has the following chemical symbol, how many electrons does it have?18. positively charged. How is it possible to deduce the identity of an element from its electron configuration? Typically the nucleus contains more than 99.9% of the mass of the atom. tion. So how might a gallium, Ga (number 31), chip compare with a germanium chip? If the atom was the size of a Baseball stadium, the nucleus D. a material consisting of only one type of atom. Electrons You can determine the order of magnitude using scientific notation to express these measurements and quantify the differences. Does breathing cause you to lose or gain weight? We have two examples: the first is, if the Atom is the size of a New York baseball stadium, then the nucleus is the size of a flea perched on the pitcher's mound; and next, if the atom is one mile [1.6 km] across the atomic nucleus would be two-thirds of an inch [< 2 cm] in diameter. Boron has primarily two isotopes, one with an atomic mass of 11 amu and another with an atomic mass of 10 amu. smaller than the atom in which it resides. A cat strolls across your backyard. The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom, discovered in 1911 by Ernest Rutherford based on the 1909 GeigerMarsden gold foil experiment. How are public schools especially helpful for recent immigrants. How about a carbon dioxide molecule? Which contributes more to an atom's mass: electrons or protons? We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. 9) Evidence for the existence of neutrons did not come until many years after the discoveries of the electron and the proton. The following statement describes which subatomic particle best? A) The isotope with the mass of 67 is more abundant than the isotope with the mass of 65. Abadan! So this is new radius off Nicholas, which is equal to ready yourself. C) The properties of the elements gradually change across any period of the periodic table. So the answer is, if you. As a particle? Chem quiz 3: If an atom were the size of a football field, the nucleus would be about the size of a baseball at the center of the field, and the electrons would be the size of _____ around the outside of the field. Smaller units, such as centimeters and millimeters, typically used to measure small objects that can fit within your hand, are still much larger than a nanometer. No. D. The dog is smelling molecules from the cat. If an atom has 43 electrons, 56 neutrons, and 43 protons, what is its approximate atomic mass? C. They are of the same age, which is appreciably older than the solar system. If 80.0 percent of the atoms have an atomic mass of 80.00 atomic mass units and the other 20.0 percent have an atomic mass of 82.00 atomic mass units, what is the atomic mass of the element? Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Subscribe to Here's the Deal, our politics newsletter. Give a possible explanation. If a proton were added to each germanium nucleus, however, you would not want to swallow the capsule because the germanium would, 30) What does the following element description actually mean?18, C) an oxygen atom with 6 protons and 12 neutrons, E) Only two of the above. Does it make sense to say that a textbook is about 99.9 percent empty space? 48) Which of these does not describe a metal at room temperature? Choose the most likely set of mass numbers for these two bromine isotopes. 130) According to the shell model, how many shells are required to describe the periodic table? Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. If the energy spacing between the levels were equal, would this affect the number of spectral lines? 108) When we breathe we inhale oxygen, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. B) They have shorter wavelengths than visible light. A) Their outermost occupied shells are filled to capacity, 29) You could swallow a capsule of germanium, Ge (atomic number 32), without significant ill effects. A. E) all of the above(Electrons are particles,Electrons behave like waves,Electrons have a negative charge,Electrons in atoms can be excited by light energy.). And how would the inside look if you sliced it open? A textbook like all material things is made up of atoms, which are considered to be 99.9 percent empty space. cubes fit along each edge of the cell cube (40 m = 4 x 10, C atoms along each edge of a cube, there are (10, The second way takes the volume of the cell cube and divides it by the volume of either a cube 4A, Dividing by the volume of a cubical atom gives the same answer as, The volume of a spherical atom is 4/3*pi*2A, almost twice as large, but that in reality it would be impossible to pack C atoms together to take, A third way, more realistic, but the math is harder (and not described here) would take advantage. The Bohr model of the atom had a significant influence on the development of quantum mechanics, and was instrumental in the development and validation of quantum mechanics. She was formerly digital managing editor for the PBS NewsHour. We are continually exchanging our atoms. The grain of salt measures 1 x 10-3 m and the baseball measures 1 x 10-1 m. Subtracting -1 from -3 results in an order of magnitude of -2. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. Which of the following could NOT be represented by a conceptual model? would be the size of a Baseball! 55) Which of the following elements is a transition metal? B) Yes, two otherwise separate lines would converge into a single more intense line. In other instances electromagnetic radiation behaves more like a particle. 2 What is located outside the nucleus in the electron cloud? That is A. Protons contribute more to an atom's mass while electrons contribute more to its size. These transitions would produce three spectral lines in a spectroscope. would be the size of a Baseball! What makes up most of the volume of an atom? B. Acceleration of this kind causes the liquid sur- Is the nucleus of an atom the size of a baseball? would the nucleus be? 39) Which element has the atomic number 12? 83) Which color of light comes from the higher energy transition, red or blue? For example, the diameter of a grain of salt measures 1 mm and a baseball measures 10 cm. C) When an electron wave is confined, it is reinforced only at particular frequencies. Which of the following elements is in the fourth period? What are 2 negative effects of using oil on the environment? why atoms are actually mostly empty space. If the atom was the size of a Baseball stadium, the nucleus 128) A beam of protons and a beam of neutrons of the same energy are both harmful to living tissue. Is the nucleus the largest part of an atom? An hour later, a dog with its nose to the ground follows the trail of the cat. 6) The following statement describes which subatomic particle best?It is electrically charged. 12) Which of the following statements does not describe a proton? If the energy spacing between the levels were equal, would this affect the number of spectral lines? D. The isotope with the mass of 67 is more abundant than the isotope with the mass of 65. D. If the atom is electrically neutral, the number of electrons corresponds to the atom's atomic number. A) The shell model is simpler and easy to understand. Copyright 2023 WisdomAnswer | All rights reserved. E) a hydrogen with one neutron and one proton. So we have one in one nucleus upon William. electrons distance would depend on the identity of the atom. Hi. How would you describe light generated by heating pure elements if it was observed through a prism or spectroscope? 67) If an element has 18 protons and 20 neutrons and 18 electrons, which expression correctly identifies the element? In other words, the nucleus is from to 10 000 to 50 000 times This is she find 65 times 10 to the power minus two meter. D. The atomic masses are average atomic masses. Which of the following statements does not describe a proton? So this is a radius after, I don't know when size up the nucleus is in lust. If a neutral element has the following chemical symbol, how many electrons does it have? 1 Is the nucleus of an atom the size of a baseball? C, B, A. This cookie is set by GDPR Cookie Consent plugin. We also use third-party cookies that help us analyze and understand how you use this website. So now this is new radius off you call this off, hydrogen atom. How do you I stop my TV from turning off at a time dish? That is why the nucleus has most the atoms mass. It is cheap. It's Julian one. wrote. where is the number for OH in the periodic table? Which likely has more mass, the air that we inhale or the same volume of air we exhale? If a fluorine atom were to attract an extra electron from lithium, the lithium atom would become ______________ charged.Answer: positively, Largest to smallest:- molecule, atom, proton, electron. The lit lit are and our this is New Radius is the new Really? If the abundance of the boron atom with a mass of 11 amu is 18.9 percent and the abundance of the other isotope is 81.1 percent, what would be the average mass of the boron atom? B) a model that illustrates the tendency of an atom to undergo chemical bonding. B) It orbits around the nucleus of an atom. - Brainly.com lovensonx2946 01/20/2022 Chemistry High School answered If an atom were the size of a baseball, its nucleus would be about the size of a (n) walnut. How can a hydrogen atom, which has only one electron, have so many spectral lines? 103) A cat strolls across your backyard. are found around the nucleus. 10) Which of the following best explains what is happening when an atom emits light? D) A physical model represents shape and form while a conceptual model describes behavior. 16) Which of the following elements is a halogen? This cookie is set by GDPR Cookie Consent plugin. A. A.P. Which behavior more accurately describes the true nature of electromagnetic radiation? How does the size of the nucleus compared to the size of the atom? Dirt is a mixture of elements and compounds. If a baseball were scaled up to the size of planet Earth, each of its atoms would be about the size of. How many electrons does this iron atom have? The cookies is used to store the user consent for the cookies in the category "Necessary". 15) The following statement describes which subatomic particle best?It is a nucleon. There are several ways of solving this problem that give somewhat different answers, any is OK. When converted to meters and expressed in scientific notation, you can easily compare the measurements. D) The vibrating car is analogous to one of the energy levels of the electron, which is the point at which the electron experiences resonance. If the newcleus of an atom was the size of a tennis ball an electron would be how far away. What is the best estimate of the capacity of a juice box? B) The neutron lacks an electrical charge. So the answer is, if you expanded an atom to a size we could see, it wouldnt look much like anything. Two frequencies of light are emitted. C. the sum of the protons and the neutrons. Which behavior more accurately describes the true nature of electromagnetic radiation? Off it on physical toe for a bungee bye. Analytical cookies are used to understand how visitors interact with the website. Light is emitted as an electron transitions from a higher energy state to a lower energy state. B) No. atom. Originally Answered: If the atoms that make up our body were the size of Baseballs how tall would humans be? Should the periodic table be memorized? 113) Does it make sense to say that a textbook is about 99.9 percent empty space? A) elements that have some properties like metals and some like nonmetals. of the nucleus is about 0.001 nm. An hour later, a dog with its nose to the ground follows the trail of the cat. Give a possible explanation. the edge of the stadium. 74) If you remove two protons and two electrons from a sulfur atom (S), what new element is formed? Which are older, the atoms in the body of an elderly person or those in the body of a baby? Researchers sometimes measure atoms in ansgtoms, a unit that equals 10 nanometers. 1) Elements that are in the same ________ have a tendency to have very similar chemical properties, 2) An element is best described as a material, 3) An electron de-excites from the fourth quantum level to the third and then directly to the first. This cookie is set by GDPR Cookie Consent plugin. Which has more atoms: a 1-gram sample of carbon-12 or a 1-gram sample of carbon-13? And if you start to ask, where is the electron, really? thats when you start getting into the late-night philosophical questions. For heavier atoms, they would extend to about 36 times farther than Pluto. When comparing atoms to larger objects -- with a large disparity in size -- orders of magnitude show how to quantify the size differences. B) One electron can be boosted to many different energy levels. Best ball time radius off Adam Upon release off Nicholas No, By blending different values here we have a star baseball equal to 3.65 times 10 to the power minus two meter radius up with a muse, 5.3 times tended a power minus 11 meter of on let yourself nucleus is 0.5 times attended a power minus 15 meter. In which of these two scenarios does the electromagnetic radiation behave as a wave? A. element with the same number of protons but a different number of neutrons. The element bromine, Br (atomic number 35), has two major isotopes of similar abundance, both around 50 percent. Jenny Marder E. They behave like restricted waves and are self-reinforcing. 97) An atom absorbs or emits only particular frequencies of light.

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