Q. 65

Note : In the following questions a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices.
A. Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.

B. Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.

C. Assertion is correct, but reason is wrong statement.

D. Assertion is wrong but reason is correct statement.

E. Both assertion and reason are wrong statements.

Assertion : HNO3 makes iron passive.

Reason : HNO3 forms a protective layer of ferric nitrate on the surface of iron.

Answer :

HNO3 makes the iron passive because it form thin layer of oxide on the surface of iron.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
List of p Block ElementsList of p Block ElementsList of p Block Elements45 mins
Introduction to p Block ElementsIntroduction to p Block ElementsIntroduction to p Block Elements49 mins
Mastering Inorganic | p Block elements part 1Mastering Inorganic | p Block elements part 1Mastering Inorganic | p Block elements part 144 mins
Mastering Inorganic | p Block elements part 2Mastering Inorganic | p Block elements part 2Mastering Inorganic | p Block elements part 245 mins
p Block Elements - Kick Start Your Preparationp Block Elements - Kick Start Your Preparationp Block Elements - Kick Start Your Preparation43 mins
Hydrolysis of inorganic compoundsHydrolysis of inorganic compoundsHydrolysis of inorganic compounds46 mins
Examples of Hydrolysis | p-BlockExamples of Hydrolysis | p-BlockExamples of Hydrolysis | p-Block50 mins
Quiz on d block elements | Test YourselfQuiz on d block elements | Test YourselfQuiz on d block elements | Test Yourself42 mins
Be a master of Hydrogen & s block elements - Revision TipsBe a master of Hydrogen & s block elements - Revision TipsBe a master of Hydrogen & s block elements - Revision Tips40 mins
Revise Hydrogen & s Block elements with Rapid QuizRevise Hydrogen & s Block elements with Rapid QuizRevise Hydrogen & s Block elements with Rapid Quiz47 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses