What is the color of methyl orange after it is added to this sample?
(1) Fe-53 (3) Au-198
(2) Sr-90 (4) Pu-239
Answer : Option 4) Pu-239
Explanation : Plutonium-239 is a radioisotope of the element plutonium which emits alpha particles. The decaying process of Pu-239 emits alpha particles. It is widely used as a nuclear reactor fuel. Pu-239 is also used as a primary fissile isotope for the production of nuclear weapons.
True
False
The answer is true. Water does have one the highest specific heat capacities.
Ductile
Conductor
Solid at room temperature
Which element could be described by the list of properties above?
A) magnesium
B) mercury
C) neon
D) phosphorus