Identify the following substances:
An acidic gas which gives dense white fumes with `NH_3`.

Identify the following substances : An alkaline gas A which gives dense white fumes with hydrogen chloride.

Identify the following substances : An alkaline gas which gives dense white fumes with hydrogen chloride.

A gas which gives dense white fumes with rod dipped in HCl.

Identify the substances which are underlined: An ul("acidic gas") which gives dense white fumes with NH_3

Name :An alkaline gas .X. which gives dense oxide fumes with HCl.

Identify the following substance : A dilute mineral acid which forms a white precipitate of barium sulphate when treated with barium chloride solution.

Identify the following substance which is underlined: An acid which is present in vinegar.

Identify the following substances : A dilute acid B which does not normally give hydrogen when reacted with metals but does give a gas when it reacts with copper.

Identify the following substances: An alkane which can also be called a green house gas.

A pungent smelling gas X after being dried by concentrated H_2SO_4 was dissolved in water to give strongly acidic solution. The gas also gives dense white fumes with NH_3 . X is also a constituent of aqua-regia. Which of the following is/are true for X?