amines
arrange in decreasing order of basicity pi pyridine,pyridine,pyrrole, morphine
Describe briefly the three facts on the evaporation?
Explain the reason behind that the chemists have not created a periodic table of compounds?
Particles of quartz are packed by:(i) Electrical attraction forces (ii) Vander Waal's forces (iii) Covalent bond forces (iv) Strong electrostatic force of attraction Answer: (iii)
what is the meaning of fourth power of valency of an active ion?
Crystals of the covalent compounds always contain:(i) Atoms as their structural units (ii) Molecules as structural units (iii) Ions held altogether by electrostatic forces (iv) High melting pointsAnswer: (i)
discuss practical uses of coordination compounds
Illustrate alum?
Briefly state the wavelengths which the human eye can see?
Illustrate the product of HCl Zn?
The distribution law is exerted for the distribution of basic acid among: (i) Water and ethyl alcohol (ii) Water and amyl alcohol (iii) Water and sulphuric acid (iv) Water and liquor ammonia What is the right answer.
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