Question

Which of the following is a correct ascending order of metal
reactivity?
A. K< Fe < Zn < Cu
B. Cu < Fe < Zn <K
C. Fe < Zn<K < Cu
D. Zn < Cu < Fe <K​

Answer 1

Answer:

B. Cu < Fe < Zn <K is a correct ascending order of metal reactivity.

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Answer 2

Answer:

option b is correct: Cu<Fe<Zn<K

Explanation:

A reactivity series of metals could include any elements. For example:

A list of elements from most reactive to least reactive: potassium, sodium, lithium, calcium, magnesium, aluminium, zinc, iron, copper, silver and gold.

A list of elements from most reactive to least reactive: potassium, sodium, lithium, calcium, magnesium, aluminium, zinc, iron, copper, silver and gold.A good way to remember the order of a reactivity series of metals is to use the first letter of each one to make up a silly sentence.

For example: People Say Little Children Make A Zebra Ill Constantly Sniffing Giraffe.

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