Question

Assertion and reasoning

a: magnesium is used to protect steel from rusting
r: magnesium is more reactive than iron

options :
(a) both a and r are true and r is the correct explanation of a
(b) both a and r are true and r is not the correct explanation of a
(c) a is true but r is false
(d) a is false but r is true
(e) both a and r are false​​

Answer 1

Answer:

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