Which property of halogens decreases with increasing atomic weight? a. Melting point b. First ionization energy c. Polarisability d. Ionic radius

Q: Choose the statement that explains the difference between the first ionization energy of first…

A: We have to compare the ionization energy of the F-atom and F2 molecules.

Q: 25) Which nonradioactive group I metal would be the most reactive in water and why? A) Cesium would…

A: 25) Cesium belongs to group I of the periodic table having only one electron in the outermost shell.…

Q: My former question wasn't really answered... I am trying to understand how one comes to the…

A: Simplest oxides are those in which atoms are in the simplest and single oxidation state. In case of…

Q: Define the properties of metallic atomic solids ?

A: Answer Properties of metallic solid : Some important properties of…

Q: Most metals are solids except for which is a 3. 4. Most non-metals are solids or gases except for…

A:

Q: How does the electron structure of an isolated atom differ from that of a solid material? Select the…

A: The electron structure of an isolated atom differ from that of solid state in the following ways: In…

Q: Consider silicon with a phosphorus impurity concentration of N = 10 cm Determine the percent of…

A: Solution: Here are the expressions we will be using to find the percent of ionized phosphorus atoms;

Q: Are ch „Zn,Ti,Si,Al atoms paramagnetic or diamagnetic? a- Find the electron configuration b- Draw…

A: Cl: Electronic configuration: Cl : 17 electrons: [Ne]   3s2                   3p5…

Q: concentration

A: The ion-exchange membrane is a semi-permeable membrane which transports certain dissolved ions,…

Q: 13. Describe what is London Dispersion forces, Dipole-Dipoie bonds. 14. What is the difference in PE…

A: Hi, as you have posted multiple questions and have not mentioned which question you want us to solve…

Q: What are electron domains?

A: Electron domain is basically the number of lone pair electrons present around the atom in its…

Q: Which of the following is the electron configuration of the iron(III) ion (Fe3+)? Select one: a.…

A: The atomic number of 'Fe' is 26 and the electronic configuration as follows --- 26Fe: 1s2 2s2 2p6…

Q: What is a tetrahedral hole?

A:

Q: FOOD NAME: PIATTTOS-CHEESE FLAVOR Paramagnetic/ Diamagnetic? Electron Orbital Element Properties…

A: Potassium: Properties are as follows: It is soft and lustrous. It is a good conductor of heat and…

Q: What liquid phase of helium is a superfluid? (A) He-l (в) Не-I He-lII D) Не-IV

A:

Q: out of s,p,d,f orbitals which has maximum shielding effect?

A:

Q: Which would be the most reactive non-metal? A) 15P B) 19K C) 52Te D) 53I E) they are all equally…

A: The most reactive nonmetals reside in the upper right portion of the periodic table. The element…

Q: 8. Find the key characteristic of redox reactions. * O A. The reactions fixed electron…

A:

Q: #8 which Chromium Species has the larnest radius A.) Cr B.) Crot Cr3+ D.)Gr 6+ 2.

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

Q: Summarize the chemical and physical properties of (a) the alkali metals, and (b) the alkaline earth…

A: Alkali metals are group 1 elements with one electron in its valence shell. Alkaline earth metals are…

Q: Imagine the made up elements A,B,C, and D form the ions A3+, B3+, C3+,  and D3+. The following…

A: Given reactions: A3++B→B3++ AA3++C→no reactionB3++D→ B + D3B3++C→no reaction

Q: 10.105 Complete and balance each of the following: (10.7) a. ZNCO3(s) + H,SO,(aq) b. Al(s) + HBr(aq)

A: Active metal react with acid give hydrogen gas

Q: What types of elements undergo covalent bonding? a. a nonmetal and a metal b. two Group 1 elements…

A:

Q: 5. The table below shows the elements in the third period of the Periodic Table, the number of…

A: Elements have the tendency to attain stability by loosing or gaining electrons. In stable form…

Q: Calculate the fraction of atom sites that are vacant for lead (Pb, Z = 82) at its melting…

A: We have to find fraction of atom sites that are vacant for lead (Pb, Z = 82) at its melting…

Q: An is a magnet that is created by wrapping a current-carrying wire around a ferromagnetic. O a…

A: Given answer of choices, a. electromagnet b. electric motor c. electric current

Q: Which of the following will be paramagnetic? Multiple Choice V5+ Ni2+ Mn7+

A: To determine whether the ion is Paramagnetic or diamagnetic. We check unpaired electrons. If all the…

Q: Write orbital diagram for V5+

A: The atomic number of V is 23  hence its ground state configuration is [Ar] 3d34s2 Hence V5+ means V…

Q: state phosphorus atom? Select one: а. 4 b. 1 С. 2 d. 3 Clear my choice

A: Concept is based on electronic configuration.

Q: What are the factors that affect the orbital interaction in ar orbitals?

A: orbitals are wave function of an electron which behave as the address of an electron  The position…

Q: describe the orbitals that make up n=3, describe the orbitals and their energy levels and how they…

A: n is the principal quantum number.  So, n = 3 corresponding to l (azimuthal quantum number) = 2, 1…

Q: Fill in the orbital energy diagram for nickel. 3d 4s 3p E 3s AV 2p 2s 1s The lowest E levels are…

A: According to Aufbau's principle, the electrons are filled in orbitals in the increasing energy level…

Q: Which of the following has the largest atomic radius? A) K¹⁺ B) S²⁻ C) Ar D) Cl¹⁻ E) Ca²⁺

A: Which of the following has the largest atomic radius?

Q: 22.) Paramagnetism is a measure of the number of unpaired electrons. Of the following elements, what…

A: Greater the number of unpaired electrons greater will be the paramagnetism

Q: Based on Magnesium’s orbital diagram, would Magnesium be attracted to a magnet? Please briefly…

A: The behavior of magnesium towards magnet is explained below.

Q: paramagnetism?

A: There is no unpaired electron in its molecular orbital. Therefore, this does not exhibit…

Q: Why are melting and boiling points of alkali metals low?

A: Melting point and boiling point depends on the intermolecular forces. Higher the intermolecular…

Q: Lithium Oxygen Fluorine Bromine Silicon 3 15/2s! Orbital Diagram 14 1 to

A: Dear student , since you have posted multiple parts questions we will allow to solve only first…

Q: Make the structure based on the Blomstrand-Jorgensen theory and calculate the effective atomic…

A: Blomstrand proposed that ammonia molecule could link together as CH2 chains in hydrocarbons, and…

Q: A hypothetical metal has the BCC crystal structure, a density of 7.24 g/cm3, and an atomic weight of…

A: Given, BCC crystal structure. Density = 7.24 g/cm3 Atomic weight = 48.9 g/mol    To find : Atomic…

Q: Based on the data presented in Figure , determine the intermolecular distance a(i) between two Cl…

A: In hard sphere model it is assumed that two atoms are combine together to form a molecule, one atom…

Q: How atmospheric haloes were formed?

A: Clouds in sky are made of crystals of ice. Ice is solid state of water. Water exist in three states-…

Q: How odd and even electron species can be cleaved?

A: The carbon atom which consists positive charge and bonded with three bonds is known as cation. The…