A chemical change takes place when iron_____________?

Related Mcqs:

Inconel is an alloy of_________________?

A. Tin, zinc and nickel B. Iron, nickel and chromium C. Copper and nickel D. Copper and tin...

Wrought iron is a suitable material of construction for handling _____________ solutions?

A. Dilute acidic B. Concentrated acidic C. Alkalis & alkaline D. None of these...

Thermoplastic resins are those polymers, which____________________?

A. Has decreased plasticity at increasing temperature B. Cannot be moulded C. Easily deform under pressure at high temperature D. None of these...

For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is__________________?

A. Stainless steel B. Cast iron C. Aluminium D. Nickel...

Diamagnetic materials are magnetised________________?

A. Strongly B. Only slightly C. With eddy currents only D. In a direction opposite to that of the applied field...