Materials Metal...

Sodium metal can be stored under:

Most of the metals combine with acids: 

Choose the reactions which are not feasible.
I. Iron + Zinc sulphate $$\rightarrow$$ Iron sulphate + Zinc
II. Magnesium + Silver nitrate $$\rightarrow$$ Magnesium nitrate + Silver
III. Copper + dil. sulphuric acid $$\rightarrow$$ Copper sulphate + $$H_2$$
IV. Zinc + Ferrous sulphate $$\rightarrow$$ Iron + Zinc sulphate

Which of the following metals generally occur in liquid a state at room temperature?

Sulphur dioxide $$\displaystyle \left ( SO_{2} \right )$$ is a/an:

Quick silver is now known as:

The phosphorus is stored in:

A very reactive non-metal which does not occur in nature in the free state and is present in the bones, teeth and nervous tissue of animals is:

The metal generally mixed with gold while making ornaments is:

The non-metal which is liquid at room temperature is: