Rank in ion size (>/<) Fe32+ ___ Fe3+ Ca2+ ___ Ca O2- ___ O- Na+, Rb+, Al3+

Q: How many electrons are in a neutral ⁴¹Ca atom? A) 2 B) 20 C) 21 D) 41

A: The given atom is C41a

Q: Which of the following element will have the greatest difference between IE2 and IE3? He Be Mg Ca

A:

Q: a. How many neutrons are in K-41?b. Write the electron configuration for potassium.c. Which is the…

A: The electron, proton, and neutrons are known as the subatomic particles present in the nucleus of an…

Q: What is the proper ranking of the following atoms (He, Li, Be, C, Na) in terms of atomic size? A.…

A: Atomic size depends on the effective nuclear charge of the elements, as effective nuclear charge…

Q: Write isotopic symbols in the form zXA for each isotope. the argon isotope with 22 neutrons

A: Different forms of same element which have different mass number (A) and same atomic number (Z).…

Q: Fill in each of the following blanks using higher or lower,more or less: Sr has a ___________…

A: Metals are the elements which can easily lose electrons and attain positive oxidation state. Metals…

Q: Which one of these has the largest first ionization energy?   Group of answer choices Mg Ca Ba Sr

A: Ionization energy and its trend in a periodic table:

Q: Which Ion is expected to be the largest ? Ca2+ S2- K+ cl-  Or do  all of  these ions have the same…

A: All four ions have an equal number of electrons and therefore share the same electron configuration.…

Q: Cound the atomic masses to the nearest whole number. Name of the Atomic Atomic Atomic element symbol…

A: Atomic number is the number of protons in the atom and atomic mass is the sum of number of neutrons…

Q: The element lithium has an atomic weight of 6.941 amu. There are only two isotopes of lithium, Li…

A: Atomic weight of element Li = 6.941 amu Mass of 6Li = 6.0151223 amu Mass of 7Li = 7.0160040 amu

Q: 67. Which pair of elements do you expect to be most similar? Why?(a) Si and P(b) Cl and F(c) Na and…

A: Periodic table is an arrangement of elements in the order of increasing atomic number from left to…

Q: Identify the element, with name and chemical symbol, that has a mass number of 23 and an atomic…

A:

Q: 1 Elements in Group 8A are known as the ________. Group of answer choices noble gases halogens…

A: 1. Group 8A (or VIII A) elements are : helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe),…

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: list the ions listed below in the proper increasing atomic size? Li+, Sr2+, N3-, F-

A: As we move left to right in a period, the force of attraction between the nucleus and the valence…

Q: 1. For each of isotopes listed, predict which one is less stable. Encircle the answer a. ( Li or b…

A:

Q: Bi-212  -->  electron  +

A: BETA MINUS DECAY: A beta decay in which neutron is cleaved to form proton and an electron is known…

Q: Place these atoms in the order of increasing atomic radii: Ca, Mg, P, and Cl. a. Cl < P < Mg < Ca…

A:

Q: hich of the following applies to the electron? (a) Charge = -1; (b) Mass = 1 amu; (c) Charge = 0;…

A: Particles that are smaller than atoms and that constitute the atom are called subatomic particle.…

Q: Key Use the periodic table from an alternative universe below to answer the questions[ Symbol A…

A: The given reaction is, 3FAd2 + 2R  ---&gt; F3R2 + 2Ad From the given reaction, we can conclude that…

Q: Find the atomic weight Isotope Atomic mass (u) Natural Abundance (%) Li-6 6.02 7.5 Li-7 7.02 92.5

A: Calculation of average masse of lithium:

Q: Q2: Calculate The Effective Atomic Number Rule(EAN) to each following compounds [Mn2(CO)10],…

A: The Effective Atomic number is the number of electrons present around the central metal atom in the…

Q: Choose the complete chemical symbol for the isotope of chromium with the following individual…

A: Complete chemical symbol for the isotope of chromium with the following individual characteristics.6…

Q: Use the information below to calculate the atomic mass of magnesium. Isotope Isotope Mass (amu)…

A: Given   The atomic mass for magnesium-24 is 23.985 amu and abundance is 78.70. The atomic mass for…

Q: Write the electron configuration for the following elements and ions using spdf notation (without…

A: Electronic configuration of elements and ions

Q: An atom of rhodium (RhRh) has a diameter of about  2.7×10−8cm2.7×10−8cm. How many RhRh atoms would…

A: Given : Diameter of Rh atom = 2.7 X 10-8 cm And the distance to be covered = 6.0 μm = 6.0 X 10-4 cm…

Q: Use the periodic table from an alternative universe below to answer the questions[ Symbol A Atomic…

A: Given: The amount of MAx3 produced=68.4 g. The molar mass of MAx3=mass of M+3(mass of Ax)…

Q: Write isotopic notation symbols for each of the following   z=8.  A=18

A: Isotope notation:

Q: Rank the following elements in order of increasing atomic size: P, F, Cs, Mg  A) Cs < F < Mg < P B)…

A: Left to right in the periodic table atomic size is decreases. Up to down in the periodic table…

Q: Arrange Sr2+, Li, Br− in decreasing  atomic/ionic radius (largest to smallest).   Answer Options:…

A: Arrange Sr2+, Li, Br− in decreasing  atomic/ionic radius (largest to smallest).

Q: The element lithium has an atomic weight of 6.941 amu. There are only two isotopes of lithium, 6Li…

A:

Q: Which of the following element labels is incorrect?     O, F, Cl non-metal     Ne, Ar, Kr halogen…

A: Given,  The following elements which is incorrect labels are:

Q: Use the information from the graph to detemine the average atomic mass and theidentity of the…

A:

Q: Place the following in order of increasing atomic size   1. Rb 2. Cs 3. K 4. Na

A:

Q: 4 Indicate which one of the two species in each of the following pairs is smaller: (a) F or F; (b) K…

A: Note: These are interrelated and very short questions. So I am solving all. Given: Some of the…

Q: what is the atomic number of an ion with a positive three charge when it has 12 electrons? A) 18 B)…

A: Atomic number (Z) :-  The number of protons present inside the nucleus of an atom is called atomic…

Q: Which pair of elements do you expect to be most similar? Why?a) N and Nib) Mo and Snc) Na and Mgd)…

A: The elements belonging to same group will have similar properties.

Q: Rank the following species in terms of increasing size:F, H, Te, N, O, Br-, I-.

A: According to the periodic trends, Atomic size decreases left to right across the periodic table and…

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: The element lithium has an atomic weight of 6.941 amu. There are only two isotopes of lithium, Li…

A:

Q: How many electrons are in 99Tc+?

A: Every element has electrons equal to its total atomic number given in the periodic table.

Q: What is the atomic number of an ion with a -2 charge when it has 18 electrons? a)40 b)18 c)20…

A: Introduction :  We have to tell the atomic number . Atomic number is sum of electron and protons .

Q: What would you predict the charge of an ion from column 1A (or column 1 from ptable) to be? O a O b…

A: Column belongs to alkali metals which have one extra electron in their valence shell from noble gas…

Q: In each of the following pairs, which has the bigger radius? 0²- Mg2+ N W: X: Y: Z: < BUDE B. C. A.…

A: We use the below rules to compare the radius of different elements/ions in periodic table:

Q: Worksheet: 2 1. Circle the one from each pair that would be the larger in size: 2+ (A) F atom or O…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Write isotopic symbols in the form zXA for each isotope. the potassium isotope with 21 neutrons

A: The explanation and answer is as given below:

Q: Which of the following radii comparisons is correct? A) N³- Ti3- C) In3- C+- E) As3- < As3-

A: Welcome to bartleby ! We have to tell correct order of radii.

Q: A) Br- Se b) A1 3+ みt P3- c) F , Mg z+ D) Ne, Ar

A:

Q: An element has 2 isotopes : The 1st isotope has the atomic mass of 154.2 amu and abundancy% of…

A: Recall the data, 1st isotope =&gt; 154.2 amu, %abundance=81.20% 2nd isotope=&gt; 155.7 amu,…

Q: "Q" a FICTIONAL non-metal element has 7 valence electrons and it can form a polyatomic ion by…

A: It is given that Q have 7 valence electron so we are going to match the seven valence electrons…