Out of the $114$ elements discovered so far,how many elements do not behave as metals?

During the extraction of iron from hematite in a blast furnace,which substance is obtained as slag?

Which one of the following figures correctly describes the process of electrolytic refining?

Pavan separates some materials into two groups and notes their properties. These properties are given in the table below:

Group $1$	Group $2$
They cannot be beaten into sheets.	They can be beaten into sheets.
When one end is in contact with a hot object,the other end does not get hot quickly.	When one end is in contact with a hot object,the other end gets hot quickly.
They cannot be drawn into thin wires.	They can be drawn into thin wires.

Which of the following statements cannot be false?

Which metal oxide dissolves in water to form an alkali?

Which of the following metals exist in their native state in nature?
$(i)$ $Cu$
$(ii)$ $Au$
$(iii)$ $Zn$
$(iv)$ $Ag$