Identify the term for a reaction absorbing heat from the surroundings.
A) Product B) Reduction C) Combination reaction D) Endothermic reaction Answer: D Explanation: Endothermic reaction means a reaction absorbing heat […]
A) Product B) Reduction C) Combination reaction D) Endothermic reaction Answer: D Explanation: Endothermic reaction means a reaction absorbing heat […]
A) Exothermic reaction B) Product C) Reduction D) Combination reaction Answer: D Explanation: Combination reaction means a reaction joining simpler […]
A) Oxidation B) Decomposition reaction C) Exothermic reaction D) Product Answer: D Explanation: Product means a substance formed by a […]
A) Decomposition reaction B) Exothermic reaction C) Product D) Reduction Answer: D Explanation: Reduction means gain of electrons by a […]
A) Reactants B) Elements only C) Solvents only D) Products Answer: D Explanation: Products are the substances resulting from a […]
A) Products B) Catalysts only C) Reactants D) Solvents only Answer: C Explanation: Reactants are starting substances in a chemical […]
A) Total number of atoms B) Identity of every product necessarily C) Conservation of mass D) Reaction rate Answer: D […]
A) Hydrated iron oxides B) Pure carbon C) Sodium chloride D) Calcium sulfate Answer: A Explanation: Rusting oxidizes iron in […]
A) Endothermic reaction B) Chemical equation C) Precipitation reaction D) Rusting Answer: C Explanation: Precipitation reaction means a reaction forming […]
A) Reduction B) Combination reaction C) Chemical equation D) Endothermic reaction Answer: C Explanation: Chemical equation means symbols used to […]
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