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WorksheetsChapter 24 fbise
Total questions: 7
Worksheet time: 4mins
Which of the following compounds is used as NMR reference?
(ANNUAL 2022)
Tetramethyl Silane
Trinitro Toulene
Xylene
Picric acid
Which region of electromagnetic spectrum is involved in bonds vibrations?
(ANNUAL 2023)
Microwaves
Ultraviolet
Infrared
Radio waves
The characteristic signal of Carbonyl Carbon of acetone in I.R spectrum will be detected at:
(ANNUAL 2023)
(A) 1720 cm-1
B) 3200 cm-1
(C) 1200cm-)
(D) 800cm-1
1720 cm-1
3200 cm-1
1200 cm-1
800 cm-1
Mass spectroscopy is used to determine:
Type of atoms
Molecular masses
Functional group
Unsaturation
The Ultraviolet light has energy:
More than red light
More than X-rays
Less than red light
More than gamma rays
7. The salt analysis covers:
(A) Analysis of organic compounds
(C) Both organic and inorganic compounds
435
(B) Analysis of Inorganic compounds
(D) Analysis the sodium chloride only
Analysis of organic compounds
Analysis of inorganic compounds
Both organic and inorganic compounds
Analysis of sodium Chloride only
Which one of the following is quantitative chemical analysis? (A) Salt analysis (B) Titration (C) Flame test (D) Bromine-Water test
Salt analysis
Titration
Flame test
Bromine-water test
