Which of these atoms has the greatest number of electrons?
A) helium
B) carbon
C) iron
D) gold
E) uranium
Answer: E
You might also like to view...
In the middle of the Crab Nebula (M1) is
a. a black hole. b. a pulsar. c. a quasar. d. a white dwarf.
If the Sun suddenly stopped emitting neutrinos, what might we infer (after checking that our neutrino detectors were still operational)?
A) Fusion reactions in the Sun ceased a few hundred thousand years ago. B) Fission reactions in the Sun have ceased. C) Fusion reactions in the Sun have ceased. D) The Sun has exhausted its supply of neutrinos.
A jet plane flying 600. m/s experiences an acceleration of 4.0 g when pulling out of the dive. What is the radius of curvature of the loop in which the plane is flying?
A) 1.2 km B) 5.8 km C) 0.64 km D) 9.2 km E) 7.0 km
What is the principal difference between a hydrogen bomb and a uranium bomb?
A) A uranium bomb is an atomic bomb, and a hydrogen bomb is a nuclear bomb. B) A uranium bomb utilizes a fission reaction whereas a hydrogen bomb utilizes a fusion reaction. C) Both work on the same principle, but the hydrogen bomb has a higher yield. D) A hydrogen bomb converts mass into energy, whereas a uranium bomb does not. E) One results in radioactive fallout, and the other does not.