__________ are used as corrosion inhibitor for iron & steel in aqueous solutions.?

Phosphates
Chromates
Sulphates
Bi-carbonates

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 2

4 views Answered 2022-09-01 13:21

Related Questions

Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its?

1 Answers 5 Views

Ingrannular corrosion occurs __________ stainless steel.?

1 Answers 4 Views

__________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace.?

1 Answers 4 Views

__________ is added in stainless steel to prevent inter crystal corrosion.?

1 Answers 4 Views

Addition of __________ to the steel helps in increasing the residual magnetism in steel used for making magnets.?

1 Answers 5 Views

Corrosion involves exchange of electrons in __________ corrosion.?

1 Answers 4 Views

In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm.?

1 Answers 5 Views

Solutions having the same osmotic pressure are called __________ solutions.?

1 Answers 4 Views

In general, the specific heats of aqueous solutions __________ with increase in the concentration of the solute.?

1 Answers 4 Views

With increase in the solute concentration, the specific heat of aqueous solutions?

1 Answers 4 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)