Study of Compounds - Ammonia — Chemistry STD 10 — Question

Ionic compounds consist of __________ charged ions.

Initially, if the number of moles of nitrogen gas is 0.25 moles, the number of molecules of nitrogen gas is ________ (10²³/1.5 x 10²³/2 × 10²³).

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

Atoms of the same element combine to form molecules by means of ___________ bonds.

Sulphuric acid is a. _______ acid.

Fill in the blanks :
A solution of HCl gas in water conducts electricity because ………......., but a solution of HCl gas in toluene does not conduct an electric current because ………....... 

__________ compounds generally are soluble in water and insoluble in organic solvents.

Fill in the blanks :
Molten lead bromide conducts electricity. It is called an ………........ It is composed of lead ……….......and bromide ………........ The lead ions are ………....... charged and are called ………........ The bromide ……….......are ……….......charged and are called ………........

When ________ [sodium chloride/barium chloride] solution is added in potassium sulphate solution a ________ [yellow/white] ppt. is formed.

The formula weight of HCl is _______ .