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TLS Online TPP Program

#Question id: 19659

What is the catalyst in the chloroalkane reaction of a primary alcohol with HCl?

#XL - P Chemistry
  1. red phosphorous
  2. concentrated H2SO4
  3. anhydrous ZnCl2
  4. pyridine
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TLS Online TPP Program

#Question id: 19496

#XL - P Chemistry

The radius of an atomic nucleus is of the order of————–
TLS Online TPP Program

#Question id: 20162

#XL - P Chemistry

For which of the following sets of quantum -numbers an electron will have the highest energy ?
TLS Online TPP Program

#Question id: 28119

#XL - U Food Technology

Pasteurization is the process of heating milk
TLS Online TPP Program

#Question id: 567

#XL - Q Biochemistry

Penicillin and related drugs inhibit the enzyme; this enzyme is produced by 
TLS Online TPP Program

#Question id: 19509

#XL - P Chemistry

Which of the following elements has the maximum negative electron gain enthalpy?