4. Which of the unknown metals has the highest ionization tendency? Explain your answer. 5. Which has the lowest ionization tendency? Explain 6. Arrange the metals in decreasing order of their ionization tendencies.

Q: the Tetragonal system.

A: (2)Tetragonal system is one of the structural categories to which crystalline solids can be…

Q: explain the structure of dichromate ion.

A: Molecular formula for dichromate is Cr2O72-.

Q: List various types of alloys, materials that contain more than one element?

A: Alloys are metallic compounds made up of one metal and one or more metal or non-metal elements.

Q: 1) What does number of bonding electrons per atom (e/a ratio) means? How does it affect the crystal…

A: Given: We have to tell how the number of bonding electrons per atom affect the crystal structure in…

Q: Ва K

A: Ionization enthalpy  depends  upon the size of elements  . GREATER THE SIZE  OF ELEMENT less will…

Q: Name the three possible oxides which form with alkali metals and alkaline earth metals. Name one…

A:

Q: Discuss the conductivity of copper and zinc metals by drawing figures according to molecular orbital…

A: Highest occupied molecular orbital(HOMO) having electrons combined to form valence band and lowest…

Q: Even though EN values vary relatively little down Group4A(14), the elements change from nonmetal to…

A: The elements in a modern periodic table are arranged in increasing order of their atomic number. In…

Q: In addition to interhalogen compounds, many interhalogen ions exist. Would you expect interhalogen…

A: An interhalogen compound is a molecule that contains two or more different halogens that are…

Q: Give the complete electron configuration for the two gallium ions.  Do not use the noble gas…

A: The element given is Ga and the ions are Ga+ and Ga+3. The atomic number of element Ga is 31.

Q: Rank the following in order of increasing(a) Melting point: Na, Si, Ar(b), ΔH(fus): Rb, Cs, Li

A: The inter-atomic force present in sodium is metallic bonding. This force binds numerous sodium atoms…

Q: concentration

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

Q: Compare the boiling points {f all period 2 non metal hydrides. Explain the trend

A: The boiling point of a fluid is the temperature with which the vapor pressure of a liquid equals the…

Q: Oxides of metals, if dissolved in water, produce acids.  True  False

A: We have to predict whether given statement is false or true.

Q: Why are metals generally lustrous?

A: The general definition of the metals can be done as the elements that have tendency to lose…

Q: Explain the relationship between the number ofelectrons in the halogen and the boiling point.

A: Halogens are electron rich. On moving top to bottom in the group, the number of electrons of an…

Q: Is the reaction of rubidium with water more or less vigorous than that of sodium? How does the rate…

A: The chemical reactivity indicates the readiness of a compound to take part in a chemical reaction.…

Q: What is the electron sea model for bonding in metals?

A: Ionic bonding involves transfer of e- and covalent bonding involves sharing of e- between atoms.

Q: What is a tetrahedral hole?

A:

Q: Which may form +1 or +3 ions, depending on the conditions? A) gold  B) postassium C) silicon

A: Transition metal placed between s-block and p-block elements and they are termed as d block…

Q: Explain the term crystal radii?

A: Crystal radius (Metallic radius) is one-half of the distance between the nuclei of two adjacent…

Q: Describe the structure of a metal.

A: To find: The description about the structure of the metal

Q: What does Yttrium do to become stable ?  Yttrium will ____ and have a ____ charge. Give the…

A: What does yttrium do to become stable ?  Yttrium will ...?...  and have a ....?.. Complete…

Q: (a) What are the common oxidation states of the halogens?(b) Give an explanation based on electron…

A: To explain the oxidation state of the halogens

Q: Which of the following is the reason that metals conduct electricity. A Electrons and protons in the…

A: Option D is correct answer.

Q: The electron configuration of V (vanadium

A: Vanadium is element of first transtion series or can say vanadium belongs to d block elements, or…

Q: S406 → 2S20;- 6 O 2 4 O 1 O 3

A: The unbalanced skeleton Chemical equation given in the question is - S4O62- -----> 2S2O32- The…

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: In addition to interhalogen compounds, many interhalo-gen ions exist. Would you expect interhalogen…

A: Interhalogen ions are the  group of polyatomic cations and anions that only contain halogen atoms.…

Q: Why carbon does have a larger tendency of catenation than silicon although they have same number of…

A: To explain why carbon has a higher tendency of catenation than silicon even after both have the same…

Q: Give the valance electron configuration for Niobium.

A: The distribution of the electrons that exists in the atomic orbital of an atom is collectively known…

Q: Draw orbital diagrams for the following atoms and ions. Explain a) Sulfer b) Sulfide (2- charge)…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Which metal ion (Cu2+, Ni2+, Fe3+) has the largest surface area? Suggest a reason why.

A: The amount of adsorption of ions on 1 gram of activated carbon depends on the surface area of ions.…

Q: Potassium and Sulfide ions are isoelectronic. Explain the term isoelectronic with reference to these…

A: Atomic number of potassium = 19  Atomic number of sulfur = 16

Q: What is the valence electron configuration for Group 4A elements? Group 4A contains two of the most…

A: In the periodic table, 4A group elements are those that have 4 electrons in the valence shell.…

Q: paramagnetism?

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

Q: The dielectric constants of noble gases increase slightly from top to the bottom in the periodic…

A: As we move top to bottom of the group  of nobel gases , size of the nobel gases increases. Thus down…

Q: what is the best coating layer of nanoparticles used to coat the biomaterials alloys?

A: Coating is done primarily due to their long-term stability and excellent mechanical properties.…

Q: 6. A hypothetical metal has the BCC crystal structure, a density of 7.24 g/cm, and an atomic weight…

A:

Q: Reasoning: Why does reactivity increase down Group 1? Answer the following questions to help you as…

A: The electrons, protons, and neutrons are the basic constituents of an atom. They help in determining…

Q: Why is it not possible to displace fluorine from metallic fluorides by any other halogens? Explain…

A: It is not possible to displace fluorine from metallic fluorides by any other halogens :

Q: Explain why Aluminium oxide is said to be amphoteric

A:

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…