Practice Questions

TLS Online TPP Program

#Question id: 688

Pauling and Corey’s studies of the peptide bond showed that:

#XL - Q Biochemistry

at pH 7, many different peptide bond conformations are equally probable.
peptide bonds are essentially planar, with no rotation about the C—N axis.
peptide bonds in proteins are unusual, and unlike those in small model compounds.
peptide bond structure is extraordinarily complex.

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TLS Online TPP Program

#Question id: 20039

#XL - P Chemistry

In any subshell the maximum number of electrons having same value of spin quantum number is

TLS Online TPP Program

#Question id: 20040

#XL - P Chemistry

For a certain particle, it is found that uncertainty 1840 in velocity is reciprocal of uncertainty in position This implies that

TLS Online TPP Program

#Question id: 20041

#XL - P Chemistry

How many electrons in K (Z=19) have n=4 and

TLS Online TPP Program

#Question id: 20042

#XL - P Chemistry

Suggest two transitions in hydrogen spectrum for which wave number ratio is 108:7

TLS Online TPP Program

#Question id: 20045

#XL - P Chemistry

The ratio of K.E. to P.E. of an electron in Bohr orbit of H like species is

TLS Online TPP Program

#Question id: 20046

#XL - P Chemistry

For particles having same KE., the de-broglie wavelength is