Tennessine, element 117, is the most recently discovered element in the periodic table. Assuming it behaves as a halogen, what would be the name of the rubidium salt with the tennessine anion?

Q: 42. The formulas for the oxides of sodium, magnesium, alumi num, and silicon are, respectively,…

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Q: A sample of the element Phosphorus is shown to have a mass of 33 and a charge of -3. How many…

A: The atom of an element is made up of sub-atomic particles. The major sub-atomic particles of an atom…

Q: A neutral atom of an element has two electrons with n=1,eight electrons with n=2,eight electrons…

A: Total electrons present in the neutral atom: n=1 has 2 electrons ⇒1s2n=2 has 8 electrons ⇒ 2s2,…

Q: 32. An ion of a hypothetical element (let is call it Sycamorium, Sy) can be denoted by the notation…

A: The species neutron number will be equivalent to the difference linking the species mass number and…

Q: Element: Se 76 Mass number: Number of neutrons: Number of protons: Number of electrons: charge: 2-…

A: In the case of a neutral atom, Number of protons = Number of electrons = Atomic number Negative…

Q: whats up with the other element that are in the same group as krpton. Do they have anything in…

A: All the elements are arranged in the periodic table based on certain common features.

Q: Show the locations of (a) alkali metals, (b) alkalineearth metals, (c) the halogens, and (d) the…

A: Since you have posted questions with multiple subparts, we will solve the first three sub parts for…

Q: Which of the following describes the element Ba? Choose all that apply:(a) is very reactive as a…

A: The element given is Barium i.e Ba.

Q: Which statement is true?(a) For a given element, the size of an isotope with more neutrons is larger…

A: For a given element, atoms having same atomic number with different mass number are known as…

Q: Identify the two elements that are NOT placed (left and right) according to Dimitri Mendeleev's…

A: Given: The objective is to identify the two elements that are NOT placed according to Dimitri…

Q: Given the only naturally occurring isotope of sodium is Na-23, determine its mass from the periodic…

A: The atomic number of sodium (Na) is 11.

Q: A nitrogen atom has 7 protons, and the most common isotope of nitrogen has 7 neutrons. A radioactive…

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Q: tion 25 of 39 103 Ru protons: neutrons: electrons 34S

A: Calculate the number of proton, neutron and electron -

Q: Classify each element as an alkali metal, alkaline earth metal, halogen, or noble gas.a. sodiumb.…

A: Alkali metals are those metals that are electropositive monovalent and found in the group (I) of the…

Q: How many electrons are contained in an ion formed from an atom of Ga?

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

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: Sr-90 has [ Select ] neutrons than Y-91

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Q: Which of the following elements is an halogen?

A: The elements which belong to the 17th group of the modern periodic table are called halogens. The…

Q: utral radium atom has a mass of 226 (atomic number 88) it would have neutro electrons.

A: The question is based on concept of atomic structure. We have  to calculate correct  number of…

Q: What is the net electric charge of an ato

A: Electric charge is carried by protons and electrons in an atom.

Q: Classify the following three elements as a metal, metalloid, or nonmetal: P, Si, Al.

A: Answer -  1. Al  - Metal   Explanation  - Aluminum (Al), also spelled aluminium, chemical element, a…

Q: Which of the following species would be isoelectronic with Krypton? a) Ca2+ b) Se2- c) Xe d) Sr2+

A: Isoelectronic species---> the species which have the same number of electrons, but a different…

Q: What do you mean by deuterium ? how it is symbolized ?

A: Given term,           Deuterium

Q: An atom of gadolinium has an atomic number of 64 anda mass number of 153. How many electrons,…

A: Gadolinium element belongs to the F-block element with the atomic number 64 and atomic mass 153 g.…

Q: The element lithium has two naturally occurring isotopes.One of these has a mass of 6.0151 amu and a…

A: Given that: mass of first isotope = 6.0151 amu abundance = 7.49 % mass of second isotope = 7.0160…

Q: How many neutrons are in the nucleus of an atom that has an atomic mass of 36 and an atomic number…

A: We are given a atom, lets say X having atomic number 25 and Atomic mass = 36.

Q: Choose one element on the periodic table and get all its isotopes, proton-rich isotopes, and…

A: Since the isotopes of an element have the same atomic number and have a different atomic mass.

Q: Which of the following families from the periodic table are also groups? Select all that apply.…

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Q: Which of the following refer to elements in D-block? O Inner transition metals O Metalloids O…

A: A transition metal can be defined as any element in the periodic table, which includes groups 3 to…

Q: What is the charge of an element that contains 38 protons, 36 electrons, and 38 neutrons?

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: What is the chemical formula for Bismuth(V) Sulfate? Thanks!

A: Chemical formula of Bismuth Sulfate is

Q: How many electrons, protons, and neutrons does an element given as 2450X have?

A: The atom is represented by a general formula i.e. ZXA here,        Z = Atomic no. Which is equal to…

Q: If the fictional element knightslime (Ks) is a transition metal, what would be the correct name for…

A: Correct name of KsBr3

Q: A certain atom has a [noble gas]5s24d105p4 electron configuration. Which element is it? A)Hg B)Sm…

A: As we know that the electrons are arranged according to their energy levels around the nucleus. And…

Q: 11. Which element is represented in this model if the atomic number is 3?

A:

Q: Q.8(a) Why is platinum called noble metal? How would you explain its noble character?

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question.…

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: Give the number of electrons in an atom of the isotope americium-246.

A: The answer to the following question is given as -

Q: An element has 2 naturally occurring isotopes with the following masses and abundances. A. Calculate…

A: Given  2 Naturally occurring Isotopes of an element  Isotope mass = 34.97 amu Percentage abundance…

Q: Which phrase beat describes the structure of an atom A: Nucleus surrounded by electrons in set…

A: Atom is made up of protons, neutrons and electrons and electrons are revolving around the nucleus.

Q: Beryllium has an atomic number of 4. How many neutrons does the isotope beryllium-9 have? O 4 O 13 9…

A: * Atomic number = Number of protons  For the neutral atom , Number of electrons = number of protons…

Q: What is the name for an atom with a nonzero charge? a. Hadron b. lon C. Neutrino d. Quark a O b

A: Hadron, neutrino and quark are subatomic particles

Q: Elements in Group 7A are known as the A) alkaline earth metals B) alkali metals C) chalcogens E)…

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

Q: Identify the element represented by each nucleus A through E as a metal, a nonmetal, or a metalloid.…

A: Given : symbol of proton and neutron

Q: Which element is radioactive semimetal? A) Tellurium B)polonium C)Antimony D)Francium

A: Semimetal : metalloids are known as semimetals  A) Tellurium : symbol : Te   Atomic number :  52. It…

Q: cobalt atomic number 27 how many protons electrons and neutrons in isotope CO- 63

A:

Q: How many electrons are present in the d sublevel of a Fe^ 3+ ?

A: Fe (iron) Atomic number = ki The electronic configuration of Fe  = 1s22s22p63s23p64s23d6    In the…

Q: 13. For the following elements state their Name, Period, Group #, Family Name and type of element?…

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Q: and not the identity of the element) 17 X 2+ Protons 7 Neutrons 10 electrons name (identity) of…

A: In atoms, electrons are revolving around the nucleus. Nucleus is made up of protons and neutrons.