Search our library of Chemistry University questions

Top answers

Chemistry

University

Which of the following molecules would you expect to have a molecular dipole moment? A. CH3OH B. CCl4. Explain.

A. A the simplest alcohol, known as methanol, and is of high industrial and everyday life use. We start by drawing the Lewis structure for this organic compound (not sure how to draw here, so I will skip ...

Answered by Kallinikos C. • Chemistry tutor

2162 Views

Describe the changes in the electronic properties of an phenyl ring when attached to an NO2 group or a NMe2 group when compared to a benzene ring.

NO2 is a strongly electron withdrawing group, making the ring more electrophilic (pi withdrawing).NMe2 is a strongly electron donating group, making the ring more nucleophilic (pi donating).These changes ...

Answered by Sebastian P. • Chemistry tutor

2839 Views

What are the products of the hydrolysis of phenacetin by a base? Phenacetin was once used in analgesic tablets, but it is no longer used because it has severe side effects.

The functional group on the right side of the benzene ring is an

Answered by Mona E. • Chemistry tutor

1880 Views

Describe the electrolysis of potassium iodide in water. Include the overall balanced chemical reaction and the electrode reactions

The overall reaction is 2I^-_(aq) +2H₂O_(l) --> I_2(aq) + H_2(g) + 2OH^-_(aq), the anode reaction is 2I^-_...

Answered by Pete H. • Chemistry tutor

45400 Views

How are trends in ionisation energy explained?

Horizontal trend: First ionisation energies increase going to the right in a period. This is due to an increase in the atomic mass (and number of protons) and hence in the electrostatic attraction between...

Answered by Miruna C. • Chemistry tutor

1306 Views