Question 1:
State the definition of isotopes.
Answer:
Two or more atoms of an element which have atoms with the same number of protons but different number of neutrons.
State the definition of isotopes.
Answer:
Two or more atoms of an element which have atoms with the same number of protons but different number of neutrons.
Question 2:
Give three examples of isotopes.
Answer:
Sodium-24/ Phosphorus-32/ Cobalt-60/ Carbon-14/ Iodine-131
(any three)
Give three examples of isotopes.
Answer:
Sodium-24/ Phosphorus-32/ Cobalt-60/ Carbon-14/ Iodine-131
(any three)
Question 3:
An atom has 10 protons, 10 neutrons and 10 electrons. What is the nucleon number of that atom?
Answer:
20
An atom has 10 protons, 10 neutrons and 10 electrons. What is the nucleon number of that atom?
Answer:
20
Question 4:
What are the uses of isotopes in the medical field?
Answer:
• Cobalt-60: kills cancer cells
• Sodium-24: detects clogged blood vessels
• Iodine-131: detects the rate of iodine absorption by the thyroid gland and it is used to treat thyroid disease
What are the uses of isotopes in the medical field?
Answer:
• Cobalt-60: kills cancer cells
• Sodium-24: detects clogged blood vessels
• Iodine-131: detects the rate of iodine absorption by the thyroid gland and it is used to treat thyroid disease