Page 45 - Curriculum Visions Dynamic Book
P. 45
Tin
Good conductor of heat and electricity
Does not tarnish when exposed to the air
Density 7.3 g/cc
A soft, shiny, silvery metal, chemical symbol Sn
When a colourless solution of lead nitrate is added to a similarly colourless solution of potassium iodide, a thick yellow precipitate of lead iodide forms.
Atomic number 50, atomic weight about 119
A weak metal that cannot be used alone
Has no smell
Easily forms alloys with other metals
Has no taste Melts at 232°C
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