Spectroscopy Which of the following components of a monochromator is the dispersing element? The collimating lens The entrance slit The diffraction grating None of these The collimating lens The entrance slit The diffraction grating None of these ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy A simple harmonic oscillator may absorb energy at no time. when the frequencies match exactly when the amplitudes are the same. at anytime. at no time. when the frequencies match exactly when the amplitudes are the same. at anytime. ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy UV-Vis spectroscopy of organic compounds is usually concerned with which electronic transition(s)? n → σ* σ → σ* none of these n → π* and π → π* n → σ* σ → σ* none of these n → π* and π → π* ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Where does a carbonyl (C=0) stretch appear in an IR spectrum? 160-110 1740-1720 1870-1650 3640-3250 160-110 1740-1720 1870-1650 3640-3250 ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following is not an IR vibrational mode? Rocking Scissoring Stretching Rolling Rocking Scissoring Stretching Rolling ANSWER DOWNLOAD EXAMIANS APP
Spectroscopy Which of the following relationships between absorbance and %transmittance is incorrect? A = log10 1 / T A = 2 - log10 %T All are correct A = log10 100 / %T A = log10 1 / T A = 2 - log10 %T All are correct A = log10 100 / %T ANSWER DOWNLOAD EXAMIANS APP
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