Reactions Remediation

Front

What is the activity series in chemistry?

Back

The activity series is a list of metals arranged in order of decreasing reactivity. It helps predict whether a reaction will occur between metals and compounds.

Front

Is calcium carbonate (CaCO3) soluble or insoluble in water?

Back

Calcium carbonate (CaCO3) is insoluble in water.

Front

What is the balanced equation for the reaction of hydrogen and chlorine?

Back

H2 + Cl2 → 2HCl.

Front

How many moles of HCl are produced from 3 moles of H2?

Back

6 moles of HCl are produced when 3 moles of H2 are completely consumed.

Front

Is copper (I) iodide soluble or insoluble?

Back

Copper (I) iodide is soluble.

Front

What is the mole ratio of oxygen to water in the reaction 2 H2 + O2 → 2 H2O?

Back

The mole ratio of oxygen to water is 1:2.

Front

Define solubility in the context of chemistry.

Back

Solubility is the ability of a substance to dissolve in a solvent, forming a solution.

Front

What factors affect the solubility of a substance?

Back

Factors include temperature, pressure, and the nature of the solute and solvent.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Front

What is the difference between a reactant and a product?

Back

Reactants are substances that undergo a chemical change, while products are the substances formed as a result of the reaction.