1yah it was too easy i just realised hehe
but i will giv some real gud q i think tomorow
hi evrione in this forum i will try to put some imp chem Q on a regular basis most of the q will be thought provoking & conceptual but please do tell if they are too easy
i will add the Qs in the second post and other things in 5th post
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1hey evry1 i will also put some imp tips and facts related to Q in this forum
FACT1: lapis lazuli is rare mineral having blue colour .Ultramarine is an artificial lapis lazuli.It's a complex of silicate of sodium and aluminium containing 12% sulphur.
FACT2: HUME ROTHERY RULE for complete miscibility
1. the 2 metals must be similar in size .Their metallic radius must not differ [by more than 15%
2. Both metals must have the same crystal structure.
3. the chemical properties of the metals must be similar .In particular the number of velency electrons should be the same.
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21octahedral????????
BaTiO3 is this the empirical formula of da comp??