Home
Class 12
CHEMISTRY
Statement-I: Blocks of magnesium are of...

Statement-I: Blocks of magnesium are ofter strapped to steel hulls of ocean going ships.
Because Statement-II: Magnesium causes cathode protection of iron.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)

C

If Assertion is true statement but Reason is false, then mark (3)

D

If both Assertion and Reason are false statements then mark (4)

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Statement-I: Blocks of magnesium are ofter stapped to steel hulld of ocean going ships. Because Statement-II: Magnesium causes cathode protection of iron.

Blocks of magnesium metal are often strapped to the steel hulls of ocean going ships in order to:

Statement-I : The rate of nitration of benzene is less than hexa deutero benzene. Because Statement-II : Deuterium is an isotope of hydrogen

Statement-I : There are two spherical nodes in 3s-orbital. Because Statement-II : There is no angular node in 3s-orbital.

Statement-I: Acetic acid does not undergo haloform reaction. Because Statement-II: Acetic acid has no alpha hydrogen.

Statement-I: Chloropropane has higher boiling point than chloroethane. Because Statement-II: Haloalkanes are polar molecules.

Statement-I: If an aqueous solution of NaCI is electrolysed, the product obtained at the cathode is H_(2) gas and no Na. Because Statement-II: Gases are liberated faster than the metals.

Statement-I: Benzaldehyde does not undergoes aldol condensation. Because Statement-II: Benzaldehyde does not contains acidic alpha- Hydrogen.

Statement-I : Nitrobenzene does not undergo Friede 1- Craft's reaction. Because Statement-II : Nitrogroup is a deactivating group.

Statement-1: Magnesium is more malleable and ductile than sodium, because Statement-2: First ionization energy of sodium is higher than that of Mg