when h2s is passed in to acidic solution containing zn2+ and cu2+ ions,cus precipitates but zns does not.give reason
f chemistry
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The average four year-old child asks about four hundred questions every day.
It varies from year to year. The pattern changes every year.
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Please provide additional information in order to receive an answer. Questions typically begin with who, what, where, why, how, when, etc...
I can provide you with some example questions for organic chemistry in B.Pharmacy 1st year: What is the difference between an aldehyde and a ketone? Explain the concept of chirality in organic molecules. Describe the mechanism of nucleophilic substitution. How does resonance affect the stability of organic compounds?
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there are thousands every year and that is know for a fact so to answer your questions there are thousands
over 4.5 million questions are asked per year on this website and even though you ask and get an answer does not mean its reliable so check your facts:)
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