Lakhmir Singh and Manjit Kaur Solutions for Chapter: Metals And Non-Metals, Exercise 1: Very Short Answer Type Questions

What changes in the colour of iron nails and copper sulphate solution do you observe after keeping the iron nails dipped in copper sulphate solution for about $30$ minutes ? 

Name one property which is characteristic of metals.

Name one property which is characteristic of non-metals.

Complete and balance the following equation:

$\mathrm{Cu}({\mathrm{NO}}_3{)}_2 \left(\mathrm{aq}\right)+\mathrm{Zn}\to$

Magnesium liberates _____ gas on reacting with hot boiling water. (hydrogen / carbon dioxide)

The white powder formed when magnesium ribbon burns in oxygen is of _____. (magnesium oxide/ magnesium hydroxide)

Ordinary aluminium strips are not attacked by water because of the presence of a layer of _____ on the surface of aluminium. (aluminium oxide / zinc oxide)

Calcium is a _____ reactive metal than sodium. (more/ less)