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WorksheetsNuclear Chemistry Part 2
Total questions: 20
Worksheet time: 24mins
For the pair of Isotopes, which is less stable?
Li-6
Li-9
For the pair of Isotopes, which is less stable?
Na-23
Na-25
Calculate for the mass defect of Fr-223.
Fr= 223.0197307 amu
n= 1.008665 amu
p= 1.007825 amu
(Answer should be with 8 sig figs, do not round off at the middle of calculation, do not forget the unit "amu", 8 significant figures)
(a)
In the nuclear fission shown in the image, calculate the mass of the reactant?
(n=1.008665 amu)
(U=235.0439299 amu)
(Do not forget the unit, 10 sig figs)
(a)
In a nuclear reactor, a radioactive Uranium is important and serves as the _______.
Fuel
Moderator
Control Rods
Coolant Towers
This part of nuclear reactor is responsible to slow down the released neutrons like water and deuterated water.
Fuel
Moderator
Control Rods
Coolant Towers
The following are usually used as control rods in a nuclear reactor, except.
Cadmium
Hafnium
Boron
Lithium
A nuclear research reactor generates (a) . (ANSWER IN ALL CAPS)
A nuclear power reactor generates (a) . (ANSWER IN ALL CAPS)
Convert 5 Ci to Bq.
(a)
A piece of cloth is discovered in a burial pit in the southwestern United States. A tiny sample of the cloth is burned to CO2, and the 14C/12C ratio is 0.250 times the ratio in today’s atmosphere. How old is the cloth?
(DO NOT put comma, and don't forget the unit "years")
(a)
In the formula of getting the value of Binding Energy, (delta)m stands for.
(ANSWER IN ALL CAPS, Two words)
(a)
What is the value of the c (speed of light) used in calculating the binding energy?
(Refer to the discussion, and don't forget the unit "m/s")
(a)
(a) is splitting of a nucleus is exactly what happens. Not all nuclei can undergo this reaction, however, and those that do are said to be fissionable or fissile. (ANSWER IN ALL CAPS)
The core of a star, or a star formation is an example of what nuclear reaction?
(ANSWER IN ALL CAPS)
(a)
It is possible to transform an element from one to another through chemical reaction, example transforming a base metal to gold.
(True or False)
FALSE, because it is only possible through nuclear reaction.
TRUE, because chemical reaction is about chemical change.
FALSE, because it is impossible to transform an element.
TRUE, because you can transform an element to another.
Transmutation always requires one reactant.
(True or False)
TRUE. All transmutations only requires one reactant.
FALSE. Natural transmutation only requires one reactant.
TRUE. Artificial transmutation requires one reactant.
FALSE. All transmutation requires two or more reactants
It is the amount of energy required to separate a particle from a system of particles or to disperse all the particles of the system. (ANSWER IN ALL CAPS)
(a)
Which among the energy generating sources for electricity has the highest power density?
Nuclear Power
Geothermal
Wind Mill Farm
Solar Power Farms
The half life of Iodine-131 is 8.07 days, what is the decay constant of Iodine-131?
The unit for K constant is 1/yr, in your answer, No need to write the unit.
(Just write the numeral values with 3 significant figures.)
(1 year=365 days)
(a)
