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ScienceEasy
Chemistry
Chemical Reactions

What happens during a reduction reaction according to the electronic concept?

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ScienceEasy
Chemistry
Chemical Reactions

In the reaction $2H_2 + O_2 \rightarrow 2H_2O$, what is the state of the product formed at room temperature?

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ScienceEasy
Chemistry
Chemical Reactions

What is the substance that speeds up a reaction without being consumed itself?

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ScienceEasy
Chemistry
Chemical Reactions

The removal of hydrogen from a compound is called:

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ScienceMedium
Chemistry
Chemical Reactions

What mass of water is produced when 4g of Hydrogen reacts completely with 32g of Oxygen?

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ScienceMedium
Chemistry
Chemical Reactions

In the balanced equation $xFe + yH_2O \rightarrow Fe_3O_4 + zH_2$, what are the values of x, y, and z?

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ScienceMedium
Chemistry
Chemical Reactions

Which of the following metals will NOT displace Copper from Copper Sulfate solution?

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ScienceMedium
Chemistry
Chemical Reactions

What is the observation when Ammonia gas and Hydrogen Chloride gas are brought together?

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ScienceMedium
Chemistry
Chemical Reactions

Which of the following is an example of a photochemical reaction?

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ScienceMedium
Chemistry
Chemical Reactions

The reaction $BaCl_2 + Na_2SO_4 \rightarrow BaSO_4 + 2NaCl$ is an example of:

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ScienceMedium
Chemistry
Chemical Reactions

What happens to the oxidizing agent in a redox reaction?

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ScienceMedium
Chemistry
Chemical Reactions

If a piece of magnesium is placed in a solution of Zinc Sulfate, what will happen?

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ScienceMedium
Chemistry
Chemical Reactions

Which of these is the correct balanced equation for the decomposition of Potassium Chlorate?

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ScienceMedium
Chemistry
Chemical Reactions

In the reaction $MnO_2 + 4HCl \rightarrow MnCl_2 + 2H_2O + Cl_2$, which substance is oxidized?

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ScienceMedium
Chemistry
Chemical Reactions

Why is food cooked faster in a pressure cooker?

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ScienceMedium
Chemistry
Chemical Reactions

Which of the following will have the fastest reaction rate with 1M HCl?

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ScienceMedium
Chemistry
Chemical Reactions

What is the identity of the 'reducing agent' in the reaction: $2Al + 3Fe^{2+} \rightarrow 2Al^{3+} + 3Fe$?

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ScienceMedium
Chemistry
Chemical Reactions

Which of the following reactions is used to test for Carbon Dioxide gas?

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ScienceMedium
Chemistry
Chemical Reactions

A catalyst that slows down the rate of a reaction is known as a/an:

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ScienceMedium
Chemistry
Chemical Reactions

What is the number of moles of CO2 produced when 1 mole of CaCO3 is decomposed by heat?

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