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TLS Online TPP Program

#Question id: 370

Which of the following statements is true about buffer solutions?

#XL - S Microbiology

  1. They maintain a constant pH of 7.

  2. They maintain a constant pH when acids are added to them but not when bases are added to them.

  3. They fluctuate in pH when either acids or bases are added to them.

  4. They maintain a relatively constant pH when either acids or bases are added to them.

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TLS Online TPP Program

#Question id: 19645

#XL - P Chemistry

The dihedral angle in the staggered conformation of C2H6 is
TLS Online TPP Program

#Question id: 19646

#XL - P Chemistry

Bond length of (I) ethane, (II) ethene, (III) acetylene and (IV) benzene follows the order:
TLS Online TPP Program

#Question id: 19647

#XL - P Chemistry

Which of the following participate in the sulphonation of benzene?
TLS Online TPP Program

#Question id: 19648

#XL - P Chemistry

Which one of the following is not an isomer of 3-Methylbut-1-yne?
TLS Online TPP Program

#Question id: 19649

#XL - P Chemistry

Which of the following can be used as the halide component of a Friedel craft reaction?
TLS Online TPP Program

#Question id: 19650

#XL - P Chemistry

Which of the compounds show dipole moment?