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Distinguish between allotropes and isotopes.

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asked Aug 18, 2021 in Chemistry Form 2 by anony mous

structure of the atom and the periodic table
carbon and its compounds

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answered Aug 18, 2021 by anony mous

Allotropes are two or more forms of an element in the same physical state.

Isotopes are atoms of the same element having the same atomic number but different mass numbers.

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An element B consists of three isotopes of mass, 28, 29 and 30 and percentage abundances of 92.2, 4.7 and 3.1 respectively. Show that the relative atomic mass of element is 28.11

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asked May 26, 2023 in Chemistry Form 2 by 0769881XXX

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3 answers

An element as 3 isotopes 40/19X(0.01%) 39/19X(93.1%) 41/19X(6.89%). using dots or crosses,draw the atomic structure of X

asked May 26, 2023 in Chemistry Form 2 by 0769881XXX

structure of the atom and the periodic table

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Distinguish between allotropes and isotopes.

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