Explain about optical isomerism, Q. Explain about Optical Isomerism? O...

Q. Explain about Optical Isomerism? Optical Isomerism: -Two isomers which have almost identical physical and chemical properties like mp. B p. density. Colour etc.. But diffe

One of the following compound is ionic, Which one of the following compound...

Which one of the following compound is ionic: (1) KCl                             (2) CH 4               (3) Diamond              (4) H 2 Ans: KCl

Ionic bond,

Chemical calculation, obtain the mole of substance in the following. 7.05g...

obtain the mole of substance in the following. 7.05g Br2

The equivalent masss of the metal is?, 1 gm of a metallic oxide on reductio...

1 gm of a metallic oxide on reduction gives 0.68 gm of the metal. ans) Mass of metal/mass of oxygen=eq. mass of metal/eq. mass of oxygen. applying this we get .68/.32=x/8 x=1

Boron trihalides are monomeric molecular compounds, The boron trihalides ar...

The boron trihalides are highly volatile; BF 3 (b. p., 173 K) and BCI 3 , (b. p., 260.5 K are gases, BBr 3 a volatile liquid (b. p., 319 K) and Bl 3 a low melting solid (m. p.,

The total number of orbitals in an energy level designated, The total numbe...

The total number of orbitals in an energy level designated by principal quantum number  n is equal to: (1) 2n                    (2) 2n 2            (3) n

Relative strength of the bases, Relative strength of the bases (Basic natur...

Relative strength of the bases (Basic nature of -NH2) The dissimilarity in base strength in several amines can be described on the basis of inductive effect. The +I effect incr

Determine the final pressure and steam condenses, A 15 m 3 tank contains s...

A 15 m 3 tank contains steam at 10 bar and 300 o C. The system is then cooled until the temperature reaches 150 o C . Some of the steam condenses. a) How much heat was transf

Types of titrations - oxidation reduction titrations, Oxidation Reduction T...

Oxidation Reduction Titrations The titrations based upon oxidation-reduction reactions are termed redox titrations. The chemical reactions proceed along with transfer of electr