The stationary and mobile phases in paper chromatography are____________?
A. Liquid/liquid B. Solid/liquid C. Liquid/solid D. Liquid/gas
Chemistry MCQs
Beillstein test is used for________?
A. Cl B. N2 C. CO2 D. CO
Presence of nitrogen in organic compounds is tested as__________?
A. Nitrogen gas B. NH3 C. CN‾ D. NO
The molar mass of an organic acids is determined by____________?
A. Depression of freezing point B. Volumetric method C. Victor Meyer’s method D. Osmosis method
The IUPAC suffix used for _______ NC group?
A. Cyanide B. Isocyanides C. Nitrile D. Carbylamines
The IUPAC name of ethylene oxide is__________?
A. Epoxy methane B. Oxoethene C. Methoxymethane D. Oxirane
The IUPAC name of HCONH2 is___________?
A. Methanamide B. Methanoylamine C. Aminoethanol D. Formanide
The compound (CH3)3COH according to IUPAC is known as ___________?
A. Tert-Butanol B. 2,2-Dimethyl-propanol C. Tert Alcohol D. 1,1- Diethylethanol
The PH of the 0.0032 M H2SO4 is__________?
A. 3.2 B. 4.0 C. 2.198 D. 1.0
The PH of the 1.3 × 10-4 NH4Cl is__________?
A. 1.3 B. 4.0 C. 2.886 D. 3.886