IGCSE A Level Chemistry Practice Test 30

Peptides and Proteins MCQs (Multiple Choice Questions) PDF Download - 30

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The Peptides and Proteins Multiple Choice Questions (MCQ) with Answers PDF (Peptides and Proteins MCQs PDF e-Book) download Ch. 21-30 to solve IGCSE A Level Chemistry Practice Tests. Study Organic and Nitrogen Compounds quiz answers PDF, Peptides and Proteins Multiple Choice Questions (MCQ Quiz) to learn certification courses online. The Peptides and Proteins MCQs App Download: Free educational app for peptides and proteins, physical properties periodicity, ion polarization, amines, oxides of period 3 elements test prep for free online classes.

The MCQ Quiz: Amine group reacts in the excess of acid to produce; "Peptides and Proteins" App (Android & iOS) with answers: Ammonium salts; Ammonia; Ammonium ions; Nitrogen; to learn certification courses online. Practice Organic and Nitrogen Compounds Questions and Answers, Google eBook to download free sample for 2 year online degrees.

Peptides and Proteins MCQ with Answers PDF Download: Quiz 30

MCQ 146:

Amine group reacts in the excess of acid to produce

ammonia
ammonium salts
ammonium ions
nitrogen

MCQ 147:

Silicon is classified as

semi-metal only
metalloid only
non-metals
semi-metal and metalloid

MCQ 148:

Many ionic compounds have some covalent ability due to

ion polarization
charge polarization
proton polarization
electron polarization

MCQ 149:

One of three p-orbitals on nitrogen atom overlaps with pi bonding system in 'benzene ring' in the molecule of

phenyl amine
ethylamine
propylamine
methylamine

MCQ 150:

Electronegativity of oxygen is equal to

4.04
3.44
4.5
2.2

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