Organic Chemistry Answers

calculate heat formation of nacl

What is the unsaturation number of each of these compounds? C7H16

2. Compare basic properties of pyridine and pyrimidine. Explain your opinion. For the most active compound write schemes of the reactions with hydrochloric acid and water

3. Explain why is barbituric acid so strong. Write a scheme of its reaction with one mole of NaOH. Explain, why are barbiturates not so strong acids as barbituric acid. Write a reaction of sodium salt of 5,5-diethylbarbituric acid preparation. 

10. Complete the following summary table of types of solids.

Properties Ionic / Metallic / Covalent / Molecular (Van der Waals) Non-polar-polar

Type of elements (i.e. metals,

non-metals) in the solid

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Type of particles (ions, atoms,

molecules) in the solid.

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Type of bond

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Bond strength between

particles

Properties

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-melting point

-hardness

-electrical conductivity

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Example

The amount of heat evolved when 16 g of copper was displaced from the solution by a 2.4 metal Q, was 720 KJ calculate displacement where Q=24

Please, could you tell me, what are the molecular electron configurations of Methane, Methanol and Chloromethane?

Complex carbohydrates, like starch and cellulose, are natural polymers where simple sugar molecules are the monomers. Both starch and cellulose consist of long chains of what simple sugar molecule?

A 6.0 grams of NaOH is dissolved in distilled water to make 1.60 - liters of solution. What is the pH of the NaOH solution?