Download App

Study of Compounds - Nitric Acid — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryStudy of Compounds - Nitric Acid2 Marks
Question
What is : aqua regia
✓

Answer

Aqua Regia: Conc. Nitric acid (1part by volume) when mixed with conc. Hydrochloric acid (3 parts by volume) gives a mixture called aqua regia. It means Royal water .
$HNO_3 +3HCl \rightarrow NOCl +2H_2O +2[Cl]$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[2 Mark Question Answer]" from Study of Compounds - Nitric Acid→Study of Compounds - Nitric Acid — all question types→Chemistry STD 10 question papers→ICSE Board STD 10 question papers→ICSE Board question paper generator→

Similar questions

Write the equation for the reaction of dilute nitric acid and conc. nitric acid with copper.
→
The atom of sodium (atomic number 11) is bigger than the atom of chlorine (atomic number 17). Why?
→
(a) Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
(b) Write a chemical equation to illustrate the acidic nature of nitric acid.
→
In the formation of the compound $XY _2$, an atom $X$ gives one electron to each $Y$ atom. What is the nature of bond in $XY _2$ ? Draw the electron dot structure of this compound.
→
Copy and complete the following table which refers to two practical applications of electrolysis.
AnodeElectrolyteCathode
Silver plating of a spoon Solution of potassium argentocyanide
Purification of copper
→
What is the volume at $S.T.P$. of $7.1$ g of chlorine?
→
On what basis are the strength of (i) acids, (ii) alkalis determined?
→
Explain the following:
Size of atom changes when it loses or gain electron
→
What do you observe when hydrogen is passed over heated copper oxide?
→
What do you understand by the term mole? How many elementary units are in one mole of a substance?
→