What is the reason for the trend in Ionization energy going across a period? answer choices answer choice 1: increasing number of protons in the nucleus Answer choice 2: increasing energy level protons are in Answer choice 3: increasing number of electrons in the cloud Answer Choice 4: increasing energy level electrons are in

Q: How many numbers are needed to locate an electron in an atom?

A: Applying concept of quantum number.

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

A: Atomic Number of carbon ( C ) = 6 Electron configuration of carbon ( C ) =  1s2 2s2  2p2 ⇅  ⇅  ↑↑ 1s…

Q: ionization energy

A:

Q: Is the electron configuration of chlorine-35 the same or different than the electron configuration…

A: Chlorine-35 and chlorine -37 are isotopes of chlorine. As we know that isotopes of same atom have…

Q: For each element, indicate the number of valence electrons, core electrons, and unpaired electrons…

A: The solution is as follows:

Q: Which of the following incorrectly matches an element with a group name? Rb is an alkali metal Cl is…

A: Groups in periodic table are verticle columns. Total 18 groups are there in the periodic table.…

Q: Which group includes elements with the most similar properties? Group of answer choices Cr, Pb, and…

A: In a periodic table, elements are classified into horizontal rows called periods and vertical…

Q: List the following atoms in order of increasing size (atomic radius): Ba, Mg, Sr. A) Sr < Ba < Mg B)…

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Q: Isotopes of the same element have different chemical behavior O atomic numbers mass numbers O…

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Q: Arrange the elements according to atomic radius, from largest to smallest. cesium fluorine arsenic…

A: -&gt; On going left to right in periodic table size of elements decreases. -&gt; On going top to…

Q: which of the following statements concerning elements of the same period is correct? They have…

A: Here we have to choose correct option about  elements of the same period-

Q: Which pair of particles has the same number of electrons? Al3+, p3- O o2-, Na* ON3-, p3- Br, Se

A: Atomic number of Element is equal to Number of electrons in that particular element.

Q: If the electron cloud of a hydrogen atom was enlarged to the size of a sports statium, how large…

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Q: Atom Proton Neutron Electron Element Hydrogen Oxygen Isotopes Orbital sub-atomic particle with no…

A: Since you asked multiple images questions so as per Q&amp;A guidelines of portal I solved first…

Q: Complete the chart

A: Atomic number is equal to no of protons. Mass number is sum of protons and neutrons. Protons and…

Q: v many core electrons are there in rubidium (Rb, element 37) 1 10 18 36

A: Core electrons are the electrons that are not a part of the valence shell electrons.

Q: Using only the periodic table arrange the following elements in order of increasing ionization…

A: Ionisation energy is the amount of energy required to remove the electron from an isolated gaseous…

Q: 2. Write the shorthand electron configuration for the following element. 190 Os 76

A: The electron configuration of an element implies the arrangement of electrons in the energy levels…

Q: Atoms of the same atomic number but different atomic masses are called Group of answer choices…

A: The number of protons is present in the atoms have in the nuclei gives the identity of a chemical…

Q: Explain the relationship between an atom’s number of electrons and its relative stability.

A: Octet rule:  An atom having eight electron in its outermost shell is said to be relatively more…

Q: Which of the multiple choice is the right answer confused. Question-why does the atomic radius of…

A: We have to explain why does the atomic radius of elements get bigger as we go from top to bottom on…

Q: In a mass spectroscope, what causes the atoms of an element to follow the curved path of the…

A: In mass spectroscopy, the gaseous sample molecules are converted into charged particles by the ion…

Q: Chlorine?

A:

Q: K: n = 1 n = 2 n=3 n = 4 2 8 18 Incorrect 32 Incorrect

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Q: As one progresses from top to bottom of a group on the periodic table, first ionization energy…

A: The term 'ionization energy' is defined as the minimum amount of energy is required to remove the…

Q: Which element atom has three shells in electron configuration? Group of answer choices potassium…

A: Element atom having three shell means, maximum value of principle quantum number n=3 so,

Q: ). In each of the following sets of elements, indicate which element shows the most active chemical…

A: Usually most active metals appear in the lower left region of the periodic table i.e Na K Li etc..…

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

A: Answer Which of the following are reason why must only be…

Q: Rank the following elements according to their ionization energy. element fluorine tin oxygen…

A: Ionisation energy increases left to right in period.   Ionisation energy decreases on going top to…

Q: What is the reason for the trend in atomic radius going down a group

A: As we move down the group, radius increases as When we move down the group increasing energy levels…

Q: Complete ALL boxes in the table below. Number Number Number Number of Chemical name of of of valence…

A: Number of neutrons is obtained by the difference between mass number and atomic number.

Q: The s and p sublevels of an atom in period 4 are filled with electrons, what is the identity of this…

A: In the 4 th period if all the s and p subshell is complete filled by electrons then it may be inert…

Q: Use the given set of statements to identify a specific atom. Write the symbol for the atom,…

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Q: Effective nuclear charge increases in which direction on the periodic table?     left to right…

A: Effective nuclear charge is the actual amount of positive charge experienced by an electron.

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: B. Instructions: Identify the group that each element belongs to: 5) Lithium (Li): 6) Silver (Ag):…

A: -&gt; In chemistry, a group is a column of elements in the periodic table of the chemical…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Full d sublevel: Zinc has a full  3d10 sublevel, which is a stable electron configuration. Stability…

Q: Explain why the first ionization energy of sodium (Na) is significantly less than that of neon (Ne).

A: Ionization energy is the amount of energy required to remove an electron from an atom or a positive…

Q: Is PERIOD NUMBER ORBITALS GROUP A NUMBER VALENCE Compare your #1 and #2: Which is bigger? Why do you…

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Q: EVALUATION: Complete the table about the details of an atom/ion. Change in the Group no. (valence…

A: There are different type of elements, with different atomic number, atomic mass and symbols.  Each…

Q: Help Please!  Write the complete eletron configuration for  Iodine  Xenon  Barium  Gold…

A: Electronic configuration  The electron configuration of an element describes how electrons are…

Q: the elements with atomic numbers 9,17,35,53 and 85 all are a   noble gases b    halogens c     heavy…

A: Fluorine, chlorine, bromine, iodine, and astatine are the member of the halogen group and all of…

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: What elemnt has 13 protons and 14 neutron

A: Given is , #proton= 13  # neutron = 14 We know , number of protons of elements are equal atomic…

Q: What is the maximum number of electrons that can occupy ap energy sublevel? 6. none of the above 14…

A: