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Chemistry MCQ

CHEMISTRY / PHYSICS / MECHANICS / THERMODYNAMICS / ENGINEERING MATERIALS / RULES AND ETHICS / ENGINEERING ECONOMY / ENGINEERING MANAGEMENT

Test your knowledge of chemistry with MCQTRIP.COM online multiple choice questions. Improve your understanding of chemistry concepts with our free MCQs. Twenty (20) MCQ questions from our test bank will be randomly shown for every attempt. Passing mark for this test is 70%.

Objectives: To provide a comprehensive online resource for chemistry MCQs, helping users to test and improve their knowledge of chemistry concepts.

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The statement “mass is neither created nor destroyed in a chemical reaction” is known as:

A homogenous mixture can be separated by all of the following methods except

If a more active element replaces a less active one in a compound, the reaction is:

Whenever you have equal volumes of gases at the same temperature and pressure, the volume must

The elements that a compound is composed of are present in fixed and precise proportion by mass. This is known as:

It is a colorless solid capable of being cut into brilliant crystals is the hardest, must abrasive mineral known

Compounds which contain only carbon and hydrogen are called

If a single reactant is transformed by heat or electricity into two or more products, the type of reaction is

Which of the following is a binary compound?

2. Which of the following describes a chemical change?

The energy possessed by a substance that allows it to be changed into a new substance

Which of the following is not a pure substance?

If heat is absorbed by the system during a chemical change, it is called as

The forces that hold atoms together are called

It is a borosilicate glass with a very low coefficient of thermal expansion, hence, it's wide for cooking and serving utensils

If the volume of the mole of gas molecules remains constant, lowering the temperature will make the pressure

A laboratory experiment was performed to determine the percent by mass of water in a hydrate. The accepted value is 36.0% water whose observed value has an error of 5.00%. Find the percent by mass of water

The properties of solution include all of the following except that

It is considered as derivatives of ammonia in which one or more of the hydrogens have been replaced by the alkyl or aryl group. It is characterized by unpleasant odors

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