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IGCSE O Level Chemistry Practice Test 145

Exothermic Reactions Quiz Questions and Answers PDF - 145

The e-Book Exothermic Reactions Quiz Questions, exothermic reactions quiz answers PDF download chapter 7-145 to study online igcse chemistry degree courses. Practice Energy from Chemicals MCQ with answers PDF, exothermic reactions Multiple Choice Questions (MCQ Quiz) for online college degrees. The Exothermic Reactions Quiz App Download: Free learning app for exothermic reactions, catalysts and enzymes, electrolyte and non electrolyte, valency and chemical formula, conductors and non conductors test prep for online college classes.

The Quiz: Burning of methane (CH4) gives off heat and; "Exothermic Reactions" App Download (Free) with answers water (gas) only, carbon dioxide (gas) only, hydrogen gas and carbon dioxide (gas) and water (gas) to learn online IGCSE GCSE courses. Solve energy from chemicals questions and answers, Amazon eBook to download free sample for free online college courses.

Exothermic Reactions Questions and Answers PDF Download: Quiz 145

MCQ 721: Burning of methane (CH4) gives off heat and

A) carbon dioxide (gas) only
B) water (gas) only
C) hydrogen gas
D) carbon dioxide (gas) and water (gas)

MCQ 722: Uses of enzymes do not include

A) production of insulin
B) production of cancer drugs
C) drug to combat plague
D) drug to fight dwarfism

MCQ 723: After the electrolysis of brine, the resulting solution largely contains

A) Cl2 gas
B) NaCl
C) NaOH
D) H2 gas

MCQ 724: Formula of Calcium Nitride (Ca3N2) is

A) Ca3N5
B) Ca3NO2
C) Ca3N2
D) Ca2N5

MCQ 725: Which statement is correct about the conductor?

A) it changes while conducting electricity
B) it does not change while conducting electricity
C) it does not allow flow of electricity
D) it cannot operate at high pressures

IGCSE O Level Chemistry Exam Prep Tests

Exothermic Reactions Learning App & Free Study Apps

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Exothermic Reactions App (Android & iOS)

Exothermic Reactions App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)