MOST REACTIVE lithium (Li) potassium (10) barium (Ba) sodium (Na) calcium (Ca) magnesium (Mg) aluminum (AD) zinc (Zn) cobalt (Co) nickel (Ni) lead
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Question

2.The table shows the nature of reactants and products formed in a certain type of chemical reaction.

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Which of the following is true about the type of chemical reaction?


A. It is a single replacement reaction, and the anions in the two ionic compounds are different.


B. It is a single replacement reaction, and the cations in the two ionic compounds are different.


C. It is a double replacement reaction, and the anions in the two ionic compounds are different.


D. It is a double replacement reaction, and the cations in the two ionic compounds are different.


2.Sodium metal reacts with water to produce hydrogen gas.


What best describes this reaction?

unknown (92).png


A. A single replacement reaction takes place because sodium is less reactive than hydroxide ions.


B. A double replacement reaction takes place because sodium is less reactive than hydroxide ions.


C. A double replacement reaction takes place because sodium is more reactive than hydrogen.


D. A single replacement reaction takes place because sodium is more reactive than hydrogen.

Image transcriptions

Nature of Reactants and Products Reactants Products Metal + Ionic compound Metal + Ionic compound

MOST REACTIVE lithium (Li) potassium (10) barium (Ba) sodium (Na) calcium (Ca) magnesium (Mg) aluminum (AD) zinc (Zn) cobalt (Co) nickel (Ni) lead (Pb) copper (Cu) silver (Ag) LEAST REACTIVE gold (Au)

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