Why is water an excellent solvent for most ionic compounds and polar covalent molecules, but not for  non-polar compounds?

Q: Order these according to increasing lattice energy magnitude, where A is the smallest and C is the…

A: If  charge of  the ions increases, the lattice energy increases. And if the size of the ions…

Q: What element should be assigned as the central atom in the covalent arrangement of ammonia?

A:

Q: What are the advantages and disadvantages of Allen's electronegativity scale?

A: {\displaystyle \chi ={n_{\rm {s}}\varepsilon _{\rm {s}}+n_{\rm {p}}\varepsilon _{\rm {p}} \over…

Q: An elemental analysis of a hydrocarbon, which contains only carbon and hydrogen, shows the mass%:…

A: A) Given, Element                    mass% Carbon                     92.26 Hydrogen…

Q: Arrange the following elements in order of decreasing electronegativity.   Rank from most to least…

A: Electronegativity is the tendency of an element to attract the electrons towards itself.

Q: Write the Lewis structure for molecule or ion. O2 2-

A: The Lewis structure for O22- (peroxide ion) ion can be written as follows,

Q: Look at the structure of a soap molecule, and explain what happened when you added soap to your oily…

A: The Lewis structure of a basic soap molecule is represented as follows:

Q: What does VSEPR stand for and how does it allow one to predict the shapes of covalent molecules?

A: VSEPR: Valence Shell Electron Pair Repulsion (VSEPR) It is the theory of molecular shape. It is also…

Q: Fill the blank in the table below elements Chemical formula Type of bonding Polarity and…

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Q: Which of the following ionic compounds would you predict to be the least soluble? NaCl (sodium…

A: In order to find the solubility of salts, we have to refer solubility chart.

Q: Choose all the statements that are correct. (1) Like atomic size, electronegativity decreases going…

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Q: Explain the trend in ion-ion forces as it relates to the product of charges. Give one example of…

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Q: MA, MD, ME, and MG are ionic compounds in which M is a metal. A, D, E, and G are monovalent…

A: The amount of energy that gets released when two ions combine with each-other to form a compound. It…

Q: Write the Lewis structure for carbonate ion.

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Q: the difference between molarity and formality*

A: Molarity is defined as moles of solute per litre of solution Formality of solution defined as number…

Q: Explain, using Lewis symbols and the octet rule, whyneon is so nonreactive.

A: The structural representation of a molecule or ion which indicates the bond formation between atoms…

Q: Arrange the following elements in order of increasing electronegativity (from the smallest to…

A: Electronegativity - It is the tendency of an atom to attract shared pair of electrons when forming a…

Q: How can I find the lattice energy of KBr when I have information such as entalpy of formation of…

A: We can solve the given problem by using Born-Haber cycle.

Q: First, draw one molecule and add the partial charges where needed - use the AEN to determine the…

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Q: Describe what are the periodic trends in electronegativity?

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Q: VSEPR shape of the molecule and electronegativity values of the elements and state whether you…

A: Polarity of the molecule is received while there may be a net dipole moment withinside the molecule.…

Q: What is the molecular shape of SrBr2? Why? What is the lewis structure of SrBr2 Is it polar or non…

A: Covalent bond:  It is formed due to the sharing of electrons. In general, between two nonmetals, a…

Q: Explain how carbonate ion's geometry is related to resonance. In other words, are the three bond…

A: A Lewis Structure is a very simplified representation of the valence shell electrons in a molecule.…

Q: What is the lewis structure for the hydrosulfide ion?

A: