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IGCSE O Level Chemistry Practice Test 160

Catalysts and Enzymes Multiple Choice Questions (MCQ) PDF - 160

The e-Book Catalysts and Enzymes MCQ Questions, catalysts and enzymes quiz answers PDF download chapter 13-160 to learn online igcse chemistry degree programs. Solve Speed of Reaction Test PDF, catalysts and enzymes Multiple Choice Questions (MCQ Quiz) for online college degrees. The Catalysts and Enzymes MCQ Quiz App Download: Free certification app for catalysts and enzymes, chemical symbols, paper chromatography, molar mass, distillation: purification process test prep for accelerated bachelors degree online.

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Catalysts & Enzymes Questions and Answers PDF Download: Quiz 160

MCQ 796: What is true about Enzymes?

A) they act as biological catalysts
B) they operate over a wide range of pH
C) they are highly specific
D) they operate over wide temperatures only

MCQ 797: Combining Copper(II) (Cu+2) with Oxygen (O2) results in

A) CuO
B) Cu2O
C) CuO2
D) Cu(OH)2

MCQ 798: Diazo reagent is used as a locating agent in the chromatography of

A) picric acids
B) benzoic acids
C) phenolic acids
D) salicylic acid

MCQ 799: Molar mass of (NH4)2SO4 is

A) 113.19 g/mol
B) 124.21 g/mol
C) 141.39 g/mol
D) 132.139 g/mol

MCQ 800: What is true about fractional distillation?

A) it cannot separate liquids whose boiling points are close
B) it can separate liquids whose boiling points are close
C) it can separate liquids whose boiling points are very high
D) none of above

IGCSE O Level Chemistry Exam Prep Tests

Catalysts & Enzymes Learning App & Free Study Apps

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Catalysts & Enzymes App (Android & iOS)

Catalysts & Enzymes App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)