The property of metals by which a metal can be beaten into thin sheets.

The property of metals by which a metal can be drawn into thin wires.

Which of the following metal can be cut by a knife?

Which of the following compound is an allotrope of carbon?

Name of a non-metal, which is conductor of electricity.

Which of the following metal oxides, which can react with both acid as well as base?

Potassium metal kept in kerosene oil. Because _______.

Which of the following metal present in liquid state at room temperature?

Aqua regia can be prepared by mixing of concentrated hydrochloric acid and concentrated nitric acid in the ratio of ________.

Which of the following metal can’t able to change the colour of copper sulphate solution?

Which of the following statement is incorrect?

Number of electrons present in the ‘L’ shells of potassium metal.

When iron chips are added in copper sulphate solution, its blue color changes to pale green. The types of chemical reaction happen.

Mg, Al, Zn and Fe metal reacts with concentrate hydrochloric acid evolves an unknown gas, when it passes through soap solution forms bubbles. If the order of the rate of formation of the bubble is Mg > Al > Zn > Fe. Then, the order of their reactivity will be _______.

Which of the following metal does not react with oxygen?