Suggest the action of `HNO_(3)` on non-metals. 

Glucose reacts with HNO_(3) to form

Describe the action of alkalis on metals with the help of reactions.

Hydrogen is evolved by the action of cold dil. HNO_3 , on

Nitrogen is an active non-metal.

Assertion : Heat of neutralisation of HNO_(3) and NaOH is same as that of HCl and KOH. Reason : Both HNO_(3) and HCl are storng acids and NaOH and KOH are strong bases.

Photochemical decomposition off HNO_(3) produces:

What is the n-factor for HNO_(2) in the reaction 3HNO_(2)rarr HNO_(3)+2NO+H_(2)O ?

Generally, non-metals are not lustrous. Which of the following non-metals is lustrous?

Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non malleable and are coloured. (a) Name a lustrous non-metal. (b) Name a non-metal which exists as a liquid at room temperature. (c) The allotrpic form of a non-metal is a good conductor of electricity . (d) Name a non-metal which is known to form the largest number of compounds. (e) Name a non-metal other than carbon which shows allotropy. (f) Name a non-metal which is required for combustion.

An ....... ............ is a homogeneous mixture of two or more metals and non-metals.