For the following statements, write T for True and F for False.
(a) J.J. Thomson proposed that the nucleus of an atom contains only nucleons.
(b) A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
(c) The mass of an electron is about 1/2000 times that of proton.
(d) An isotope of iodine is used for making tincture iodine, which is used as a medicine.
NCERT Class IX
Sciences - Exemplar Problems
Chapter 4. Structure of the Atom
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2
Answer:
a. False
b. true
c.false
d. ttrue
Answered by
0
Answer:
false
true
false
true
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