metallic chemistry
why transation metals show charaterstic colours to the flame?
The process of adsorption can occurs in solutions also. This implies that the solid surfaces can also adsorb solutes from solutions. Some clarifying examples are listed below: (i) When an aqueous solution of ethano
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
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)
Drugs are broadly classified into following types depending on the purpose for which they are used. 1. Antipyretics
Alkyl halides can be prepared from alkanes through substitution and from alkenes through addition of halogen acids or through allylic substitution. From alkanesWhen alkanes are treated with halogens, chlo
Second ionization potential of Li, Be and B is in the order (a)Li>Be>B (b)Li>B>Be (c)Be>Li>B (d)B>Be>Li
what is the molarity of the solution prepared by dissolving 75.5 g of pure KOH in 540 ml of solution
Briefly describe the function of the monosaccharide?
why o-toluidine is a weaker base than aniline?
This classification of polymers is based upon how the monomeric units are linked together. Based on their structure, the polymers are classified as: 1. Linear polymers: these are the polymers in which monomeric units are linked together to form long straight c
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