Science Questions

Which of the following is not a property of metals?

What is the atomic number of Copper?

Which metal is highly resistant to corrosion?

The most common metal used in making electric wires is:

Magnalium is an alloy of:

Which metal is found in Green Vitriol?

What is the valence of Magnesium?

Which metal is extracted using the Hall-Heroult process?

Which of these is a liquid metal at slightly above room temperature (approx 30°C)?

Metals react with acids to generally produce:

What is the color of Copper Sulphate crystals?

Which of the following is an alkaline earth metal?

Which metal is found in the chlorophyll of plants?

Which of the following metals occurs in nature in the free state?

Brass is an alloy of which two metals?

Which ore is concentrated by the magnetic separation method?

Froth flotation process is used for the concentration of:

What is the percentage of Carbon in Mild Steel?

When Copper is exposed to moist air for a long time, it acquires a green coating. This coating is:

Which of the following metals does not react with dilute HCl?