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Total questions: 14
Worksheet time: 7mins
What is the sample size range for Microanalysis?
10 mg – 100 mg
1 mg – 10 mg
100 mg – 1 g
<1 mg
Which type of analysis focuses on the total amount of a class of active plant principles?
Gravimetric analysis
Microanalysis
Proximate analysis
Ultimate analysis
What is the weight range for Semi-microanalysis?
1 mg – 10 mg
10 mg – 100 mg
100 mg – 1 g
<1 mg
Which method is known as a classical method?
Polarimetry
Spectrometry
Titrimetric analysis
Chromatography
What does Gravimetric analysis involve?
Analyzing optical rotation
Measuring light absorption
Weighing a separated sample
Determining the volume of a sample
Which method is more accurate and specific?
Classical Method
Proximate analysis
Ultimate analysis
Instrumental Method
What does Spectrophotometry measure?
Optical rotation
Light absorption and transmission
Weight of a sample
Volume of a sample
What type of analysis is used to determine a specific chemical species?
Macro analysis
Ultimate analysis
Proximate analysis
Microanalysis
What is the characteristic of Dextrorotatory substances?
Rotate light to the left
Rotate light to the right
Absorb light
Transmit light
What is the primary focus of Macro analysis?
Less than 1 mg
1 mg – 10 mg
10 mg – 100 mg
100 mg – 1 g
Which method is used for the separation and identification of compounds?
Proximate analysis
Gravimetric analysis
Chromatography
Titrimetric analysis
What does Polarimetry measure?
Volume of a sample
Optical rotation of the sample
Weight of a sample
Light absorption
What is the sample size for Ultra-microanalysis?
100 mg – 1 g
1 mg – 10 mg
<1 mg
10 mg – 100 mg
Which analysis is more focused on generalization?
Ultimate analysis
Proximate analysis
Microanalysis
Gravimetric analysis
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