Explain the Shielding and Deshielding Effects ?

Q: Why do Selenium and tellurium occur in rare minerals?

A: The reason why Selenium and tellurium occur in rare minerals has to be given,

Q: Silver is the best conductor ofelectricity. Hypothesize why silver is not used forelectric wires if…

A: Silver is a transition metal and has electronic configuration 4d¹° 5s¹ in its ground state. The…

Q: Write detailed answers to the following. a. Discuss the structure of diborane. b. Explain how…

A:

Q: Give reason for each of the following : (a) Molten alumina is a poor conductor of electricity. (b)…

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

Q: Why is titanium metal called as strategic metal? Mention two of its properties which makes it so…

A: Titanium is called strategic metal because it is used for making certain war equipments.   The…

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

A:

Q: the reaction

A: Bismuth is the metal that belongs to group 15 in the periodic table. It has the atomic number 83 and…

Q: Write equations for the formation of these compounds -) from the elements: a. Strontium Hydride b.…

A: While writing the formation equation from the respective elements, we write the elements in their…

Q: Which is larger, the band of Si or that of AIP. why?

A: Solutions- The Si (Silicon) and AIP both are semiconductors. The band gap of Si is less than that of…

Q: 5. What would you predict about the solubilities of beryllium salts and radium salts relative to the…

A: If we compare the solubility of beryllium salts to the other Group IIA metal salts, we will notice…

Q: Why KMNO, is stored in amber colored bottles?

A: Amber coloured bottles have an ability to filter UV (ultraviolet) radiation thereby protect the…

Q: You met Mr. Yap, CEO of a Penang-based semiconductor producing company. Mr. Yap mentioned that they…

A: Given: CaO can be used as an alternative to react with HF instead of NaOH.

Q: 2. Which statement about silicon is false? It is a metalloid. b. It behaves as a semiconductor when…

A: Silicon is p-block element with atomic number 14 and symbol is Si

Q: What is the antifluorite structure?

A: In antifluorite structure, the position of the cations and anions are reversed to that of the…

Q: Number of electrons, electron configuration, orbital diagram, and magnetic property of zinc.

A: Zn is a d  block element whose atomic number is 30.

Q: 5. Explain why metals exhibit the following properties. – page 269 shiny flexible Electrical…

A: Metals are shiny-The positive metal ions are surrounded by pool of electrons. The electrostatic…

Q: Due to periodicity, which element would you expect to behave most like molybdenum? (a)   Tungsten…

A: The periodicity is repetition of elements with similar properties after certain regular intervals…

Q: Why is it possible for an active metal like aluminum to be useful as a structural metal?

A: Active metals are those metals which can react actively with all other substance.  The properties of…

Q: Why are the lanthanoid elements not found in nature in their elemental forms?

A:

Q: Discuss ion exchange method for the separation of lanthanides?

A: Lanthanides :  Lanthanides are rare earth metals, these are exhibits similar chemical properties of…

Q: 8) Why are some elements, such as Zn or Si, greatly enriched in deep waters of the North Pacific…

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Q: What is Lanthanoid contraction? What are its two consequences?

A: Lanthanoid contraction: A regular decrease in the size of Lanthanide ion due to increases in nuclear…

Q: There have been some predictions that element 114 willbe relatively stable in comparison with many…

A: The electronic configuration for 114 elements can be given as follows: [Rn] 5f14 6d10 7s2 7p2 It is…

Q: Which element is more reactive: Lithium or Boron?

A: Reactivity of the elements depends on factor like presence of electrons in outmost shell. Elements…

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…