#title.organic, how can be synthesise active methylene group contining comp...

how can be synthesise active methylene group contining compound

The quantum number n2 which produces this transition, The frequency of one ...

The frequency of one of the lines in Paschen series of hydrogen atom is2.340x10 11 Hz. The quantum number n 2 which produces this transition is: (1) 6               (2) 5

What are fat soluble vitamins, Question 1 Write a short note on the follow...

Question 1 Write a short note on the following Hydrophobic interaction Sphingolipids Steroid hormones Enzyme specificity Question 2 Define and classify amin

Important synthetic rubbers: styrene rubber , Styrene rubber (GR-S or Buna-...

Styrene rubber (GR-S or Buna-S or SBR or Ameripol): Styrene butadiene rubber (SBR) is prepared by the copolymerization of butadiene (75%) and styrene (25%) in an emulsion styrene

The number of orbitals in d sub-shell is, The number of orbitals in d  sub...

The number of orbitals in d  sub-shell is : (1) 1        (2) 3        (3) 5        (4) 7 Ans: 5

Actinide, #actinide contraction

#actinide contraction

Which of the following electronic configuration, Which of the following ele...

Which of the following electronic configuration is not possible: (1)  1s 2 2s 2                           (2)  1s 2 2s 2   2p6                   (3) [Ar]3d 10 4s 2 4

Lime soda process numerical (water treatment), While solving lime sida nume...

While solving lime sida numericals we calculate CACO3 equivalent .In this we do conc. In ppm×100/mol. Wt. ssomewhere we multiply 2 × m. Wt .so wht 2

Ionic bond,

.basic concepts of chemistry, calculate M of 3m solution of NaCl of densit...

calculate M of 3m solution of NaCl of density of 1.05 gm/ml