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

Identify the following substance:

An alkaline gas A which gives dense white fumes with hydrogen chloride.

एक शब्द/वाक्यांश उत्तर

Ammonia gas

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अध्याय 13: Practical Work - Exercise 13 [पृष्ठ २३०]

अध्याय 13 Practical Work
Exercise 13 | Q 14. 2. i. | पृष्ठ २३०

अध्याय 9 Practical Work
Exercise 9 (C) | Q 8.1 | पृष्ठ १५३

Write down the formulae of sodium sulphide.

Write down the formulae of magnesium hydroxide.

Fill the following blanks with suitable words :

In a chemical reaction, the sum of the masses of the reactants and the products remains unchanged. This is called ....................

The atomicities of ozone, sulphur, phosphorus and argon are respectively :

The element having atomicity 'four' is most likely to be :

An element X has a valency of 4 whereas another element Y has a valency of 1. What will be the formula of the compound formed between X and Y ?

The formula of carbonate of a metal M is M₂CO₃.

What will be the formula of its iodide ?

Correct the following statement:

Molecular formula of water is H₂O₂

Give the empirical formula of Acetylene C₂H₂

Match the following:

Column A	Column B
(a) Pb(NO₃)₂	(i) rotten eggs smell
(b) CO₂	(ii) burns with a pop sound
(c) (NH₄)₂Cr₂O₇	(iii) the suffocating smell of sulphur
(d) HCI	(iv) lime water turns milky
(e) NO₂	(v) crackling sound
(f) O₂	(vi) residue swells up
(g) H₂	(vii) brown gas
(i) H₂S	(viii) supports combustion
(j) SO₂	(ix) fumes with NH₃ solution