Organic Chemistry Answers

Consider the following compounds: CH₃(CH₂)₂ - CH₃; C₆H₅ - CH = CH₂; CH = CCH₃

State which of them;

1. is used as a domestic fuel.
2. is an aromatic compound.
3. participates in substitution but not addition reaction.
4. would react with two moles of hydrogen per mole.

Assessment

Draw all possible expanded structural formula having the formula:

1. C4H10

2. C5H12

3. C6H14

4. C7H16

5. C8H18

A 50% ethylene glycol solution in a radiator has a specific heat capacity of 3.5J/(g•°C). What temperature change would be observed in a solution of 4kg of ethylene glycol if it absorbs 250 kJ of heat?

Give the structural formula of the products obtained when ethanal reacts with 2,4-dinitrophenylhrazine

Give a balanced equation for the reaction between ethanoic acid and hydroxy propanoic acid

Show the Lewis dot structure of the following compounds and show the dipole moments of each bond.

a. Bromine tetraoxide (BrO)

b. Tetrabromomethane (CBr.)

c. Cyanide ion (CN-)

d. Ozone (0₂)

e. Sulfur trioxide (SO)

Write the schemes of uric acid reactions with 1 mole of NH4OH and with two moles of NaOH. Characterize the solubility these two urates. What is the role of urates in the organism?

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.

using fmo model explain why in thermal condition disrotatory motion would necessary for cyclization of 1,3,5- hexatriene and conrotatory of 2,4- hexadiene

Explain why Mo(PMe&H2 is a dihydride (contains two separate H ligands), but Mo(CO