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Pick out the isoelectronic structures from the following : CH + 3 , H 3 O + NH 3 CH - 3 I
Name the chemical components which constitute nucleotides. Write any two functions of nucleotides in a cell.
If the velocity of hydrogen molecule is 5x 10 4 cm sec -1 then its de-Broglie wavelength is: (1) 2 Å (2) 4 Å (3) 8 Å (4)100 Å Ans: 4 Å
what is diagonal relationship in periodic table
at what temperature centigrade will the volume of a gas at 0 degrees Celsius double itself pressure remaining constant
Calibration
Freons - Halogen Derivatives The chloro fluoro that is derivatives of methane and ethane are called freons. Some of the derivatives are: CHF 2 Cl (monochlorodifluoromethane)
what is laws of chemical combination............answer should be in 250 words
#question.what is the diff b/w reso and mesomerism.
The increasing order (lowest first) for the values of e/m (charge/mass) for: (1) e,p,n,a (2) n,p,e,a, (3) n,p,a,e,
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