Variable electrovalency is shown by which block elements?

Q: When using a multimeter as a conductivity meter, what are the units used?

A: Electrical conductivity is a fundamental property of material which signifies that how strongly it…

Q: What is the first-order scintillation angle of the shimmering x-rays of a crystal surface with a…

A: Given that: Order of Scintillation (n)= 1 Distance between the two planes (d) = 0.204nm Wavelength…

Q: Define these properties and explain the relationship of IMF strength to each property. (a) Boiling…

A: (a) Boiling point Boiling point is the point where a matter changes its state from liquid to gas.…

Q: The reciprocal of conductivity is Turbidity .a O None of the mentioned .b O Viscosity .c O…

A: Answer -  The reciprocal of conductivity is d) Resistivity.

Q: Explain the terms : (a) Intrinsic semiconductor (b) Extrinsic semiconductor.

A: Intrinsic semiconductor: Naturally occurring property of pure material, the number of electrons in…

Q: in meters) of an electromagneti

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Q: With the help of the XRD pattern of the NaCl material given in the figure, the unit cell parameters…

A: XRD is X-ray diffraction analysis. By using this analysis one can get an overview of crystal…

Q: What property of water makes it a good medium for heat exchange in calorimetry? A) High liquid…

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Q: Spin transistor. a the origin of Polarity of magnetoresistance in graphene interlayer

A: In this question we have to tell that the origine of polarity of Magnetoresistance in graphene…

Q: What type of linkage is in the diagram below?   Group of answer choices β1⟶4β1⟶4 α1⟶4α1⟶4…

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Q: Discuss the reasons for the observation of dominant covalent bonding (but not ionic bonding) in…

A: The interaction present between the atoms and binds them together is known as the bonding. There are…

Q: 5. Calculate the conductance and the conductivity of a metal if the resistivity of the metal is…

A:

Q: Find the electric potential energy of an Na+ ion and a Cl- ion separated by 0.24 nm. Consider the…

A: The energy possessed by the charges due to their position at a certain point is known as potential…

Q: the donor ConCentration Concentration is the acceptor the resulting Semiconductor would be the…

A: Calculate the donor and acceptor concentrations in the semiconductor.  The concentration of the…

Q: Es specific conductance?

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Q: What is the temperature and length of time it takes for boron-doped graphene to diffuse into…

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Q: (f) Why alternating current is used for conductometric measurements?

A: Conductometric titrations :- It is a qualitative method used for determining the concentration of an…

Q: An anion exchanger is usually negative charged, True or Falde?

A: Given statement, An anion exchanger is usually negative charged

Q: how the liquid junction potential can be eliminated ?

A: When two different concentrations of electrolyte solution come in contact forms liquid junction…

Q: How do I calculate the limiting conductivity of ZnSO4 from this table?

A: The molar conductivity of a solution at infinite dilution is known as limiting molar conductivity,…

Q: Identify the type of bonding that occurs in each solution and determine whether they are conductive…

A: Chemical bonds can be either ionic or covalent based on whether the electrons are completely…

Q: Calculate the conductivity of 0.8200 Al,(SO)3 in units of S/cm. AM (S/M-cm) AM (S/M-cm) Cation Anion…

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Q: An alloy has a composition of 35wt% Pb – 65wt% Sn at 182.999 °C, determine: (1) The amount of the a…

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Q: How is electrolytic conductance measured experimentally?

A: Given term,      Electrolytic conductance

Q: How do you estimate what concentrations of electrolyte will be required for a conductivity in the…

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Q: Which of the following statements describe phosphorescence?

A: We know that Phosphorescence is a non- radiative transition from triplet state to ground state (T1…

Q: Describe the differences between a nanopowder image characterized by scanning electron microscopy…

A: Answer - According to the question - Given - All light microscopes today are compound microscopes,…

Q: Please do as ask

A: We have to identify the atoms which are sp2.Atoms which are sp2 hybridized, remain in same plane. We…

Q: The band gap energy of semiconductor LED is 3.0ev What is the wavelength of maximum corresponding…

A: Wavelength can be calculated using the given equation: E =  hcλ

Q: Direct currents are uniform and have uniform voltage. O True O False

A: True

Q: What are the Miller indices of the slip directions: (a) on the (111) plane in an FCC unit cell? (b)…

A: To determine the Miller indices of slip directions for the (111) plane in FCC unit cell and (011) in…

Q: Calculate the conductivity of 0.6400 Al2(SO4)3 in units of S/cm. Cation AM AM Anion (S/M-cm)…

A: GivenAl2(SO4)3 Concentration of Al2(SO4)3 = 0.6400Conductivity of 0.64000 Al2(SO4)3 = To be…

Q: Compute the resistivity of aluminum wire 5 mm in diameter and 5 m long. 4 07.6 x 10^-3 O 6.7 x 10^-5…

A: \Given that : Diameter = 5mm = 5×10-3 m Length = 5 m

Q: The conductivity of an electrolyte increases due to one of the followings: В. А. Increasing the…

A: Metallic conductance depends upon the number of free electrons. But the conductance  of an…

Q: e) A crystal has a cubic unit cell of 4.2 Å. Using a wavelength of 1.54 Å at which 20 value would…

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Q: B: Define the coordination number and its value for BCC unit cell.

A: BCC: body centred Cubic unit cell.  The structure and coordination number explained below.…

Q: The strength of an electromagnet can be controlled. O True O False

A: Electromagnets can be turned on or off and their strength can be changed by controlling the electric…