A main group element with the valence electron configuration 4s24p4 is in periodic group ______ .It forms a monatomic ion with a charge of_________ .

Q: 3. If "Ga and "Ga occur in the %'s 62.1 and 37.9, calculate the average atomic mass of gallium…

A: Solution of question 3 Given, The abundance of 69Ga = 62.1% The abundance of 71Ga = 37.9% Formula…

Q: A main group element with the valence electron configuration 2s22p3 is in periodic group__________…

A: Given electronic configuration is 2s22p3

Q: An element "X" is an alkaline earth metal and reacts with element "Y" which is a halogen. What is…

A: The ionic compound formed when alkaline earth metal reacts with halogen given below.

Q: In which set of elements would all memebers be expected to have very similar chemical properties? A)…

A: Periodic table represents the arrangement of the elements in increasing order of their atomic…

Q: 12.An aluminum ion, Al³, has the following charged particles: A) 13 p, 13 e B) 27 p, 24 e C) 13 p,…

A: The positive charge in the superscript of the atomic symbol indicates that it has lost electrons.…

Q: Give the names and charges of the cation and anion in each of the following compounds: (a) CaO, (b)…

A: a calcium oxide  b sodium sulphate

Q: The periodic table is organized such that elements in the same group have the same ionic charge.…

A:

Q: The periodic table is organized such that elements in the same group have the same ionic charge.…

A: All elements have a tendency to attain filled valence shell. Hence, elements react to attain a…

Q: 1. How many calories are released when 100. g of steam condenses? The heat of condensation for water…

A: Given: Mass of water = 100 g The heat of condensation for water = 540 Cal/g

Q: Consider an ion with the symbol Y³ formed from a representative element (Y is an unknown element,…

A:

Q: Which ions have the same number of electrons as an atom of krypton Se^2- As^3- Ca^2+ K+ Which…

A:

Q: An atomic anion with a charge of – 1 has the following electron configura 1s²2s²2p° What is the…

A: Anion is formed by gain of electrons.

Q: What is the number of electrons for GaI3?

A: The question is based on the concept of chemical bonding. We have to identify total electron present…

Q: Smileyum, with the symbol Sy, and frownium, with the symbol En, are fictitious nonmetal elements.…

A: Since there is no information given about the valence of both elements. Hence option 3 and 4 is…

Q: A monatomic ion with a charge of +1 has an electronic configuration of 1s²2s²2p°3s²3p°4s²3a1O4p°.…

A: Electronic configuration is distribution of electrons in orbitals of an atom.  Atomic number is…

Q: A monatomic ion with a charge of +1 has an electronic configuration of 1s²2s²2p⁶3s²3p⁶ What is the…

A: Given configuration of ion--- 1s² 2s² 2p⁶ 3s² 3p⁶

Q: Give the atom or the atomic number of the term ³P0

A: Apply formula (2s+1)LJ

Q: 60. Determine the charge of the cation in the ionic compounds a. Cu20 b. MnSO4

A: • For an isolated molecules , the oxidation number tells about the charge of any atom in molecules.…

Q: One isotope of a metallic element has mass number 80 and has 55 neutrons in the nucleus. It forms an…

A: Atoms of the same element which containing same number of protons, but different number of protons…

Q: 4.48 Give the oxidation numbers for the underlined atoms inthe following molecules and ions:

A: Note: Since you have posted a question with multiple subparts, we will solve the first three sub…

Q: A monatomic ion with a charge of +1 has an electronic configuration of 1s²2s²2p°3s²3p°4s²3d104p…

A: Ion is the charged species obtained by loss or gain of electrons. When an atom lose electrons it…

Q: A monatomic ion with a charge of +2 has an electronic configuration of 1s²2s²2p°3s²3p°4s²3d104p°.…

A: The electronic configuration depicts the arrangement of electrons in a molecule. The species which…

Q: Explain the organization of an atom of carbon.

A: The protons, neutrons, and electrons are the salient features of an atom. The protons present in the…

Q: The species, 4521X2- is:   an anion, with 21, protons, 24 neutrons, and 24 electrons   an anion,…

A:

Q: Fill in the gaps in the following table:

A: Atomic Number = Number of Protons  Mass Number = Number of Protons + Number of Neutrons Symbol -…

Q: A main group element with the valence electron configuration 5s1 is in periodic group_______ .It…

A: The outer electronic configuration of the element is 5s1. This implies that it has 1 electrons in…

Q: What would you predict the ionic charge of an element in column 2A (column 2 in ptable) to be? al 2-…

A: Column 2A elements are known as alkaline earth elements and they have two electrons in their valence…

Q: Determine the systematic name for CaSO4

A: Determine the systematic name for CaSO4

Q: atomic number = 17, atomic mass = 35.45, and symbol = Cl. %3D a. What is the element's name? b. How…

A:

Q: On another planet, the isotopes of titanium have the given natural abundances. Abundance Mass (u)…

A: Formula is  Avg atomic mass = (%abundance×mass)1+(%abundance×mass)2 so do this all there Isotope of…

Q: It is the first series in the periodic table NS. Iongest chains B - the shortest chains C-a series…

A: The periodic table contains all of the existing elements. In the periodic table, elements are…

Q: Use the following figure to answer the following question. v w * * ż Which of the following models…

A:

Q: Hypothetical elements X and Y form a molecule XY2, in which both Y atoms are bonded to atom X (and…

A: X-Y distance in the molecule XY2 will be 186 pm.  Bond length of any molecule is given by the…

Q: 7. During reactions, the element Na gives up one of its electrons to become the cation, Na+. Which…

A: Given,  Na+

Q: How many nuclei can reasonably bear the charge in each of the following ions? a. b. ČH2 с. d.

A: Resonance is said to occur whenever for a molecule we ccan write two or more Lewis structures which…

Q: why is that in Pb(CrO4)2, the charge of CrO4 is -2

A: The species lead Pb can have the potential to show +2 and +4 oxidation state because the outermost…

Q: The symbol and atomic number of the lightest metalloid in Group 4A are:

A: Silicon (Si) is the lightest metalloid of Group lVA and its atomic number is 14.

Q: What is the charge for the transition metal Manganese in Manganese (III) oxide? A.+1 B.+2 C.+3…

A: Transition metals are d bolck elements in periodic table. They shows variable oxidation states.…

Q: A monatomic ion with a charge of-1 has an electronic configuration of 1s²2s2p°. This ion is a(n)…

A: Modern periodic table and electronic configuration of an ion as 1s22s22p6.

Q: Which one of the following is the charge of an ion with protons 22 and 20 electrons? а. -2 O b. -1 О…

A: Atom is the smallest particles by which matter is formed. Atom consist mainly proton, neutron and…

Q: In nature, the noble gases exist as A the sulfides B) the gaseous fluorides c) monatomic gaseous…

A: There are 6 naturally occurring Noble gas elements: He, Ne, Ar, Kr, Xe, Rn

Q: Write isotopic symbols in the form X–A (e.g., C-13) for the given isotope. the hydrogen isotope with…

A: Isotopes are atoms of same elements which have same atomic number but different mass number. In…

Q: What is the formula of the compound in which the atom combining ratios are: nitrogen : oxygen = 2 :…

A: To get the empirical formula just put the number in the ratio as subscript.

Q: calculate the charge of each particle Sn(MnO4)2

A: Charge on each particle in Sn(MnO4)2 is determined as

Q: The periodic table is organized such that elements in the same group have the same ionic charge.…

A: 1- Charge means the element has the tendency to accept 1 electron. This means there will be 7…

Q: Silicon is the foundation of today's Microelectronics. a) Indicate which other elements from group…

A: Elements from group IV of periodic table are: Z = 6, Carbon (C)  Z = 14, Silicon (Si) Z = 32,…

Q: 22. The chemical formula of an ionic compound containing magnesium is Mg.P20r. The formula/symbol…

A: Given ionic compound = Mg2P2O7 The given compound is magnesium pyrophosphate.

Q: fluorine (F) nitrogen (N) boron (B) iodine (I) Which two elements are in the same group and would…

A: The elements which have the same number of electrons in the outermost shell (or the same number of…

Q: Isotopic Notation. Complete the table below. Where isotopic notation is required, enter the complete…

A: Representation of an isotope is given as: XnZA where, 'A' is the mass number, 'Z' is the atomic…

Group 14 Elements

The following elements come under group 14 of the periodic table.