Which of the following would you expect to have the highest boiling point? ethanol, ethyl ethanoate, ethanoic acid, ethane, ethene, ethyne, ethanal or chloroethane?
ethanoic acid - has the most hydrogen bonding therefore it takes more ENERGY to break those intermolecular bonds. Therefore it should have highest boiling point
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25
Identify the following atom from the electron configurations. Y : 1s22s22p63s23p64s23d104p65s24d105p1
Indium
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20
Given the following reaction in acidic media: Fe2+ + Cr2O72â â Fe3+ + Cr3+ answer the following question: The coefficient for water in the balanced reaction is:
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25
Identify the reducing agent in the following chemical reaction. Cd + NiO2 + 2H2O â Cd(OH)2 + Ni(OH)2
Cd
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25
The air pollutant NO is produced in automobile engines from the high temperature reaction: N2 (g) + O2 (g) D 2NO(g) Keq = 1.7 x 10-3 at 2300K. If the initial concentration of N2 (g) and O2 (g) at 2300K are both 1.40M, what is the concent
1.372 mol/L
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15
Which type of alcohols are oxidized to produce carboxylic acids?
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15
What is the name of this compound?
2-bromo-1,3-dimethylbenzene
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20
Is cyclopentanol a primary secondary or tertiary alcohol?
secondary alcohol ( 2 carbons attached to the adjacent carbon of alcohol)
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5
How many carbons are there in methyl butanoate
5
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5
For the reaction: Ag+ (aq) + Cl-(aq) <--> AgCl(s) ÎH = -127kJ/mol In which direction does the equilibrium shift as a result of adding NaCl?