When evaluating the benefits and risks of salt use, why are 'long-term risks' like soil salinity often considered more problematic than short-term benefits?

They immediately increase the cost of food production

They are only hazardous when the salt is in its solid form

They build up gradually and are difficult to reverse

They prevent the salt from dissolving in water

Question

True or False: Bromothymol blue is a suitable indicator for a titration between a strong acid and a strong base because its transition range (pH 6.0–7.6) overlaps with the expected equivalence point.

In the preparation of an insoluble salt via precipitation, what is the primary purpose of washing the solid residue on the filter paper with distilled water?

In the context of the law of conservation of mass, what specifically occurs to the atoms of the reactants during a chemical reaction?

True or False: The products of an endothermic reaction are generally more energetically stable than the reactants because they have absorbed energy.

MYP MYP Chemistry Topic Types of Chemical Reaction Questionbank

Practice MYP MYP Chemistry Topic Types of Chemical Reaction with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for Types of Chemical Reaction and mirrors Paper 1, 2 style where relevant.

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True

False

To dissolve the precipitate for further testing

To remove any remaining soluble spectator ions from the surface

To encourage the growth of larger, cubic crystals

To neutralize any unreacted acid left in the solid

The atoms are rearranged into different combinations to form products

The atoms are converted into energy to facilitate the reaction

The atoms of the reactants are destroyed and new atoms are created

The atoms lose a negligible amount of mass as they form new bonds

True

False

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