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ELEMENTS , COMPOUNDS AND MIXTURES - Coggle Diagram
ELEMENTS , COMPOUNDS AND MIXTURES
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ELEMENTS
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A SYMBOL IS USED TO REPRESENT THE ATOM OF AN ELEMENT , AND A FORMULA IS USED TO REPRESENT THE MOLECULES OF AN ELEMENT.
COMPOUNDS
A SUBSTANCE THAT CONTAINS TWO OR MORE ELEMENTS, WITH THE ATOMS OF THOSE ELEMENTS ALWAYS COMBINING IN THE SAME WHOLE NUMBER RATIO IS CALLED A COMPOUND.
EXAMPLES - H2O, NaCl , C12H22O11
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HAVE A SPECIFIC SET OF PROPERTIES, BUT THEY DIFFER FROM THE PROPERTIES OF THEIR CONSTITUENT ELEMENTS.
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MIXTURES
A SAMPLE OF MATTER THAT HAS A VARIABLE COMPOSITION OF TWO OR MORE PURE SUBSTANCES IS CALLED AS A MIXTURE OR AN IMPURE SUBSTANCE.
MIXTURES HAVE NO DEFINITE SET OF PROPERTIES. THE COMPONENTS OF MIXTURES RETAIN THEIR ORIGINAL PROPERTIES AND CAN BE SEPERATED BY PHYSICAL MEANS
TYPES OF MIXTURES
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HETEROGENOUS MIXTURES
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EXAMPLES- SOIL(A MIXTURE OF SOIL PARTICLES OF VARIOUS SIZES, PEBELES, FALLEN TREE LEAVES, AMONG OTHERS.)
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