In a mass spectroscope, what causes the atoms of an element to follow the curved path of the spectroscope? Group of answer choices Gaseous atoms collide with energetic protons to produce positive ions that bend in a magnetic field Gaseous atoms collide with energetic electrons to produce positive ions that bend in a magnetic field Gaseous atoms collide with energetic electrons to produce positive ions that bend in a gravitational field Gaseous atoms collide with energetic electrons to produce negative ions that bend in a magnetic field

Q: Rank the elements according to their metallic character. Most metallic Least metallic Answer Bank Si…

A: • As we move from top to bottom in a group, the atomic size increases and hence, the ionisation…

Q: An electron configuration of 1s2 2s2 2p6 3s2 3p6 4s2 represents which element? Group of answer…

A: Answer:- This question is answered by using the simple concept identification of element using…

Q: 5. Without using a periodic table or any other references, fill in the correct box in the periodic…

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: Choose the statement below that is TRUE for an element whose valence shell electron configuration is…

A:

Q: Which of the following occurs when elements are heated on a Bunsen burner? Group of answer choices…

A: When a element are placed on a bunsen barner following change occurs.

Q: Identify an anion. O An atom that has gained an electron. O An atom that has lost a neutron. O An…

A:

Q: An element has the electron configuration [Kr]5s24d105p2.  The element is a(n) Group of answer…

A: The element has the electron configuration [Kr]5s24d105p2. The element is Tin. Tin is a chemical…

Q: hter the number of electrons in each energy level (shell) for each of the elements. If the energy…

A:

Q: determine the maximum number of electrons that can have each of the following designations  4px 2p…

A: Given here some orbitals and we are asked to determine the  maximum number of electron that can have…

Q: What elements are in the mystery star #15? Helium Hydrogen Sodium Lithium O lithium and helium O…

A: The spectra of elements given are,

Q: TRUE OR FALSE 28. Alkali metals reacts with water to form metal hydroxide and hydrogen gas. 29.…

A: 28. True Example 2Li(s) +2H2O(l) --->2LiOH(aq) +H2(g)

Q: Using the periodic table, identify the name and symbol of the three neutral atoms given their atomic…

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Q: Select the symbol of the element that fits each of the following descriptions: (a) the alkaline…

A: Symbol of the elements that fits given descriptions are,

Q: MCQ 19: The nuclear charge increases in periodic table A. across periods B. down group C. d-block D.…

A: The nuclear charge varies on moving from left to right in a period, and also on moving down a group…

Q: Which of the following statements is not true? Group of answer choices Elements in the upper right…

A: Ionization energy is the energy required to remove the outermost electron from the valence Shell of…

Q: Which particle diagram represents a mixture of three substances? * 1 point Key O = an atom of one…

A: option 2  here in this image , there are 3 different types of molecules 1) two atoms of one element…

Q: completes the 5s sublevel. Express your answer as a chemical symbol. has one electron in the 2s…

A: An element that completes 5s subshell is strontium.  The chemical symbol is Sr.  The electron…

Q: Why don't electrons, which are attracted to the protons in the nucleus, simply fall into the…

A: An atoms consist of proton ,neutron and electron It is application of Bohr's postulate Here we are…

Q: What is the name of the elements with the followihg atomic numbers: Atomic Number Element 41 60 91

A: Write name of the given atomic number---

Q: Identify each element as a noble gas, representative element, transition element, or inner…

A: The groups 18 elements are known as noble gas elements which are stable in nature. The d block…

Q: Part 2. Complete the empty cells/boxes in the table. Atomic Number Number Mass Electrons protons…

A: Atomic number of an element is equal to the number of protons or the number of electrons present in…

Q: Select the best answer or answers from the choices given: Which set of terms best describes a…

A: Given choices,    (a) negative charge, massless, in the orbital    (b) positive charge, 1 amu, in…

Q: ATOMIC THEORY, ATTACHMENT #6 CONFIGURATIONS AND NOTATIONS OF ELECTRONS HOMEWORK, DAY 20 Atomic…

A: Electronic configuration of given elements are as follows:

Q: Fill in each line with the Chemical Symbol of the element being described: The Noble gas with the…

A: These all answers are based on periodic table .

Q: Which of the following statements accurately describes electrons? Multiple Choice   They are found…

A: As per Bartleby guidelines, tutors are allowed to answer first three multiple choice questions.…

Q: The size of an atom is independent of the number of protons in the nucleus, the number of energy…

A: False

Q: 23 Multiple Choice "Which of the following are reasons why it must only be electrons that move when…

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Q: When a salt containing copper ions is analyzed by a flame test, a green flame is observed. Which of…

A: Copper (Cu) is a chemical element belonging to the transition metals. The atomic no. (Z) of Cu is 29…

Q: n comparing sodium (Na) and potassium (K) which of the following statements is true? a) K is more…

A: The amount of energy is needed to remove an outermost electron from an atom in the gaseous state.

Q: Which element do you expect to have properties similar to chlorine? Group of answer choices Nitrogen…

A: In periodic table the elements present in the same group have same valence electronic configuration…

Q: Which one of the following has the element name and symbol correctly matched? Group of answer…

A: By using Periodic table, We can easily match elements with there symbols. 1. Mg is magnesium and not…

Q: A colored flame is observed when a wire loop with a small sample of a solution containing a metal…

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Q: Which element has 8 valence electrons? Group of answer choices helium neon oxygen potassium

A: An atom is composed of mainly 3 components, electrons, protons and neutrons. Protons and neutrons…

Q: In the Uncertainly Principle, which two things about an electron cannot be fully known at the same…

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Q: consider an atom of 63cu. how many protons neutrons and electrons does this atom contain

A: All the element in periodic table, have various number of isotopes. The atomic number of an element…

Q: 22 Multiple Choice 0.5/1 "Which of the following are reasons why it must only be electrons that move…

A: Atom has nucleous in the middle of the atom. Electrons revolve around the nucleous in some energy…

Q: Q/Answer the following 1-Gamma rays can penetrate a sheet thicker than alpha or beta * (True /False)…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Complete the following sentence: 12C and 13C are uncharged atoms with the same ___ . atomic…

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Q: Atoms with the same atomic mass but different atomic number is: Isotope Allotrope Isotone Isobar

A: Isotope= Atoms with same atomic number but different mass number is called isotope. (12C and 13C…

Q: he 6th Shell of an atom has a maximum capacity to contain 36 electrons. Select one: True Fals

A: False The number of electrons that can fit into shell =   2n2where n= Shell number = 1,2 ,3 ,4…

Q: What will be the charge of an atom that has lost 2 electrons? Group of answer choices -1 +2 0 -2

A: The correct option is as follows:

Q: Arrange the elements from most to least metallic character. Most metallic character Least metallic…

A:

Q: QUESTION 7 Which one of the following statements is NOT true?   a. Electrons behave like both…

A: GIVEN:-   Which one of the following statements is NOT true?   a. Electrons behave like…

Q: Most of the mass of an atom is found in the electron layers Select one: O True O False

A: We have to find the given statement is true or false. Most of the mass of an atom is found in the…

Q: Using the given information, LOCATE the elements in the blank periodic table. Write the assigned…

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Q: Rank the following elements in order of increasing atomic size: carbon, silicon, Florine

A: We have find out atomic size.

Q: For the abbreviated electron configuration for the element with 48 protons, which noble gas would…

A: Cd is the chemical symbol for the element cadmium. Its atomic number is 48 which is the number of…

Q: What is the reason for the trend in Ionization energy going across a period? answer choices answer…

A: Ionization energy of an element is the minimum amount of energy required to knock out one electron…

Q: Electrons have a negative charge and are located outside of the nucleus. O True O False

A: Proton + neutron = nucleons located in the nucleus.

Q: Enter the number of electrons in each energy level (shell) for each of the elements. If the energy…

A: