p block
bif3 is ionic while other trihalides are covalent in nature
Write a short note to describe how to test a gas to see if it was hydrogen or not?
Explain how dissolving the Group IV carbonate precipitate with 6M CH3COOH, followed by the addition of extra acetic acid.
Ethers are the compounds with general formula or CnH2n+
Elaborate a substituted hydrocarbon?
Choose the right answer from following.The relative lowering of the vapour pressure is equal to the ratio between the number of: (a) Solute moleules and solvent molecules (b) Solute molecules and the total molecules in the solution (c) Solvent molecules and the tota
Choose the right answer from following. Which one of the statements written below concerning properties of solutions, explain a colligative effect: (a) Boiling point of pure water decreases by the addition of ethano (b) Vapour pressure of pure water d
Select the right answer of the following question.What does not change on changing temperature : (a) Mole fraction (b) Normality (c) Molality (d) None of these
Can protein act as the buffer? Briefly comment on that statement.
Why oxidising character of oxoacids of halogens decreases as oxidation number increases?
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