14088206
Beschreibung
Mindmap von Shravani Chingre, aktualisiert more than 1 year ago
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Erstellt von Shravani Chingre
vor mehr als 6 Jahre
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States of matter
- Demonstrate
understanding of the
terms atom and molecule and elements
- Atom- The smallest particles of
matter that cannot be broken
down further by the chemical
reaction.
- Molecule- Group of
atoms bonded
together
- Atom- The smallest particles of
matter that cannot be broken
down further by the chemical
reaction.
- Periodic Table
- Groups- The vertical colums numberd
1-8. Elements in teh same group have
the similar chemical properties.
- Periods- The horizontal rows
numberd 1-7. Elements in teh same
period have that sme number of
outer shells.
- The zig-zag line
seperates the metals
from the non-metals.
- Groups- The vertical colums numberd
1-8. Elements in teh same group have
the similar chemical properties.
- Stucture of atoms
- Atomic number- It is the
number of protons in the
nucleus
- Nucleon number- It is the
mass number which is the
numer of protons + nutrons
- Atomic number- It is the
number of protons in the
nucleus
- Isotopes and radioactivity
- Isotopes- atoms of the same element
which have the same number of
protons but different number of
nutrons.
- Use of radioisotopes.
- Radiotherapy- to kill cancer by
killing cancer cells.
- Kill germs and bactaria to
sterilise medical equipment,
kill bactaria on fruits,
vegetable and meat
- Radiotherapy- to kill cancer by
killing cancer cells.
- Isotopes- atoms of the same element
which have the same number of
protons but different number of
nutrons.
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