UNIT:11
BOOK CHAPTER:21
ü Nucleus and nucleon:
Read article
21.1. Memorize important lines and values.
ü Mass defect and Binding energy:
Read article
21.3 till page 226. Make clear understanding regarding binding energy and mass
defect. Figure 21.3 and 21.4 is very important. Must consult notes for it.
ü Radioactivity:
Read article
21.4. Memorize various properties of particles. Discuss conservation of mass,
energy, momentum and charge. Memorize the various equations. Practice different
MCQS. Must do table 21.1 on page 234 is very important.
ü Half-life: (v.v.
important theoretically and numerically)
Read article
21.5. Skip examples and experiments. Must clear concept regarding decay
constant and its units. Memorize different formulae of half-life and practice
their variations. Half-life
of different isotopes from page 231 and 235 is very important. Must consult
notes and practice MCQS.
ü Nuclear fission and nuclear fusion:
Read article
21.9 till page 249. Must consult notes. Just memorize important equations and
values. Must clear concept regarding critical mass and critical volume. Skip
nuclear reactor article just memorize important limes and values. Types of reactors is important. Nuclear
fission in the sun is very important. Give a read to whole article highlights,
important lines, values and memorize them.
ü Hadrons, Leptons and Quacks:
Very
important theoretically. Read article 31.15. Memorize various properties and
examples. Table 21.5 is very very
important. Figure 21.8 is very important.
ü Important topics:
Half life,Nuclear
transformation,Energy and mass detect,Building block of matter
Also, give a
read to article Biological effects of radiations on Page 250. Memorize various
formulae, units n values.
BEST OF LUCK !
Regards: ARMGHAN
ZULFIQAR
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