Study of Compounds - Ammonia — Chemistry STD 10 — Question

Noble gases have ______ electron affinity.

The number of electrons in the valence shell of an element represents its________(period/group)

Sulphuric acid absorbs sulphur trioxide and forms. _______ .

The chemical properties of an element is the periodic function of its________(mass number/atomic number).

Sulphuric acid is a. _______ acid.

The following are the typical properties of dilute acid. complete them by inserting suitable words :
Carbonate/hydrogen carbonate + Acid → ............. + ............. + ..............

An example of weak alkali solution is __________.

A chemical reaction between hydronium ions of an acid and OH-ions of a base to form unionised water is called __________.

The ability of carbon atom to link with other carbon atom is known as _______ .

The mass of substance containing particles equal to Avogadro's number is called____________