Test Answers on Atomic Physics Flashcards

Atomic Structure and Nuclear Equations

question What information is gained from knowing an atoms atomic number answer the number of protons in the nucleus and the number of electrons in a neutral atom question How does atomic mass differ from average atomic mass answer atomic mass is the sum of the number of protons and neutrons in the atom. Average […]

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Unit #1-Atomic Structure

question Atomos answer greek word for atom- means not able to be divided question Democritus answer Greek philosopher who developed an atomistic theory of matter (460-370 BC) question atom answer (physics and chemistry) the smallest component of an element having the chemical properties of the element question Dalton’s Atomic Theory answer 1) elements are composed […]

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Unit 1 – "Atomic Structure"

question Atomos answer greek word for atom- means not able to be divided question Democritus answer Greek philosopher who developed an atomistic theory of matter (460-370 BC) question atom answer (physics and chemistry) the smallest component of an element having the chemical properties of the element question Dalton’s Atomic Theory answer 1) elements are composed […]

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Matter, atomic structure, wavelength, energy etc

question Smallest particle of matter that has properties of an element. Cannot be divided or broken by chemical means answer Atom question Smallest particle of a compound, possessing characteristics of the compound. Atoms of various elements may combine to form structures called….. answer Molecule question Two or more substances combined answer Mixture question Any quantity […]

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Edexcel Combined Science CC3 – Atomic structure

question atom answer Atoms are small particles from which all substances are made. They are the smallest neutral part of an element that can take part in chemical reactions. question electron answer Tiny particle with a negative charge that is found in shells around the nucleus of an atom. question electron shell answer Area around […]

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Quiz 1: Atomic Structure

question Select all that apply. John Dalton believed which of the following about atoms? a. atoms are real even though they’re invisible b. all atoms of a single substance are identical c. the atom could be divided into smaller parts d. atoms of different substances differ by weight answer a. atoms are real even though […]

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Atomic Structure and Bohr Model

question atomic number answer number of protons in an atom question atomic mass answer number of protons + neutrons in an atom question nucleus answer the center of an atom question proton answer A part of the atom with a positive (+) charge. Located in nucleus. Mass = 1 amu question neutron answer A part […]

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atomic structure quizlet

question nucleus answer the central and most important part of an object, movement, or group, forming the basis for its activity and growth. question proton answer The proton is a subatomic particle, symbol p or p+, with a positive electric charge of +1e elementary charge and mass slightly less than that of a neutron. question […]

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Unit 7 – atomic structure

question democritus answer “atoms are tiny, indivisible, and indestructible” not based on scientific method question Dalton’s atomic theory answer 1. all elements are made of tiny indivisible particles called atoms 2. atoms of same element are identical. atoms of one element are different from those of another element 3. atoms of different elements can physically […]

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Unit II Test: Atomic Structure

question Five Principles of John Daltons Atomic Theory answer 1. All matter is made of invisible, indestructible atoms 2. Atoms of a given element are identical in their physical and chemical properties 3. Atoms of different elements have different physical and chemical properties 4. Atoms of different elements combine into simple, whole-number ratios to form […]

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2.2 Basic Atomic Structure

question Atom answer The smallest particle of an element that still retains the chemical properties of that element. question electrons, protons, neutrons answer 3 subatomic particles atoms are made of question electrons answer 1.Possesses negative electrical charges. 2.Are found orbiting the nucleus of an atom (the electron cloud) 3.Are 1/1837th of the mass of a […]

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PCAT: Atomic Structure

question chemistry answer study of the nature and behavior of matter question atom answer – basic building block of matter – smallest unit of a chemical element – composed of subatomic particles: protons, neutrons, electrons – all atoms of an element show similar chemical properties and cannot be further broken down by chemical means – […]

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Unit #1 Atomic Structure Vocab

question atomos answer greek word for atom- means not able to be divided question Democritis answer Discovered “small indivisible particles” that he named atoms. question Atom answer the smallest component of an element having the chemical properties of the element question Dalton’s Atomic Theory answer 1) elements are composed of atoms. 2) atoms of same […]

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4 Atomic Structure 4.1 Studying Atoms, 4.2 The Structure of an Atom 4.3 Modern Atomic Theory

question What was Dalton’s theory on the structure of matter? answer Proposed that all matter is made up of individual particles called atoms, which cannot be divided. question Main points (4) of Dalton’s theory explained data of many experiements and became widely accepted Over time, some proved incorrect, but scientists revised the theory based on […]

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Atomic Structure And Theory Test Questions

question is a positively charged subatomic particle that is found in the nucleus of an atom answer proton question is a negatively charged subatomic particle that is found in the space outside the nucleus answer electron question is a neutral subatomic particle that is found in the nucleus of an atom. answer neutron question equals […]

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