Advertisements
Advertisements
प्रश्न
Explain why rusting of iron objects is faster in coastal areas than in deserts.
उत्तर
- Both air and moisture are required for rusting to take place. In coastal areas, the quantity of moisture present in the air is greater than that in deserts.
- The amount of moisture in the air is even lower in desert areas. Therefore, iron objects rust faster in coastal areas than in deserts.
APPEARS IN
संबंधित प्रश्न
Explain why, iron sheets are coated with zinc.
What is corrosion?
Brass is an alloy of:
(a) Cu and Sn
(b) Cu and Pb
(c) Pb and Sn
(d) Zn and Cu
State under what conditions corrosion is faster ?
Observe the following picture a write down the chemical reaction with the explanation.
Give reason.
A wooden article should be polished.
Rusting of iron : Fe2O3 : : corrosion of copper : ______
Write the name.
An alloy of copper and tin-
Write the name.
Method used to prevent corrosion of copper.
Marble’s popularity began in ancient Rome and Greece, where white and off-white marble were used to construct a variety of structures, from hand-held sculptures to massive pillars and buildings.
The substance not likely to contain CaCO3 is:
