Which is more polar, a sulfur-bromine (S-Br) bond or a selenium-chlorine (Se-Cl) bond?
A) A selenium-chlorine bond should be more polar because of a greater difference in effective nuclear charge.
B) A selenium-chlorine bond should be more polar because of a smaller difference in effective nuclear charge.
C) A sulfur-bromine bond should be more polar because of a greater difference in effective nuclear charge.
D) A sulfur-bromine bond should be more polar because of a smaller difference in effective nuclear charge.
Answer: A
You might also like to view...
A piece of uranium can be made into nuclear explosive only after it is purified into uranium-235, because
A. the other naturally occurring isotopes of uranium interfere with efficient chain reactions. B. uranium-235 is the heaviest isotope known to mankind. C. it has to be soldered with lead for safety. D. before purification, the uranium-235 nucleus will not split apart.
At a carnival game, two balls, identical in mass and radius, are made of steel and of rubber. They are offered as a means of knocking over a bowling pin by throwing them at the pin. If they are thrown with the same speed and hit the same spot on the bowling pin, which is more likely to knock the pin over?
A. The steel ball B. Without knowing more information this cannot be answered. C. The clay ball D. Both are equally likely since they have the same momentum
Based on what you have learned from your rankings in Parts A and B which statement best describes how variation in the Earth-Sun distance affects the seasons?
A. No matter where you live or what the seasons, it is generally hotter when Earth is closer to the Sun and colder when Earth is farther from the Sun. B. The variation in Earth-Sun distance over the course of each year has virtually no effect on the seasons. C. Summer occurs when Earth is closer to the Sun and winter occurs when Earth is farther from the Sun
The atmospheres of both Titan and Triton are mainly ________
Fill in the blank(s) with correct word