Nitric Acid

Q.

$\mathrm{NaOH}+{\mathrm{H}}_2{\mathrm{SO}}_4\to {\mathrm{Na}}_2{\mathrm{SO}}_4+{\mathrm{H}}_2\mathrm{O}$, Balance it.

Q. The reaction of zinc with dilute and concentrated nitric acid respectively, produces:

1. $N{O}_2$ and $NO$
2. $N_{2}O$ and $N{O}_2$
3. $NO$ and $N_{2}O$
4. $N{O}_2$ and $N_{2}O$

Q.

How do you balance $\mathrm{Mg}+{\mathrm{HNO}}_3\to \mathrm{Mg}{\left({\mathrm{NO}}_3\right)}_2+{\mathrm{H}}_2$

Q.

Which acid is formed when concentrated nitric acid reacts with sulfur?

Q. What is the diff between sparingly and slightly soluble salts?

Q.

Write all the observations when an iron nail is dipped in a solution of copper sulphate.

Q.

Name the gas produced when the copper reacts with concentrated nitric acid.

Q.

Why cannot we store silver nitrate solution in copper vessel?

Q.

27. Complete and balance the following equation:

2. ${\mathrm{SO}}_3+{\mathrm{H}}_2\mathrm{O}\to$

Q.

Complete the following reaction

${\mathrm{P}}_4+\mathrm{NaOH}+{\mathrm{H}}_2\mathrm{O}\to$

Write the balanced equation.

Q.

List the reason for the oxidizing properties of Nitric Acid.

Q.

When ${\mathrm{HNO}}_3$ reacts with ${\mathrm{P}}_4{\mathrm{O}}_{10}$ the compounds formed is/are-

Q.

Nitric acid does not react with which of the following metals?

1. Zinc

2. Iron

3. Copper

4. Chromium

Q.

26. Complete and balance the following equation:

$\mathrm{Na}\hspace{0.17em}+{\mathrm{H}}_2{\mathrm{SO}}_4$

Q.

Compound A used as a strong oxidizing agent is amphoteric. It is a part of lead storage batteries. Compound A is:

1. ${\mathrm{Pb}}_3{\mathrm{O}}_4$

2. ${\mathrm{PbO}}_2$

3. ${\mathrm{PbSO}}_4$

4. $\mathrm{PbO}$

Q.

Is ${\mathrm{SrSO}}_4$ soluble in water?

Q.

What would you observe in the following case:

When Carbon monoxide is passed over heated Copper oxide.

Q. Saccharic acid is obtained by oxidation of glucose. The sum of number of C, H and O present in saccharic acid is/are :

Q.

The solubility of $Ca{F}_2$ is $0.5\times {10}^{-4}mol{L}^{-1}$. The value for Ksp for the salt is?

Q.

Common table salt is hygroscopic due to the presence of

1. MgCO₃

2. MgCl₂ & CaCl₂

3. MgO

4. MgSO₄

Q.

Sulphuric acid is not used in the laboratory for the preparation of carbon dioxide. why?

Q.

Write the balanced equation for the following reaction.

Reaction of carbon dioxide with water.

Q.

Name the opposite of catalyst.

Q.

Write the balanced chemical equation for the laboratory preparation of hydrogen chloride gas.

Q.

A foul smell is produced when iron sulfate reacts with hydrochloric acid.

Q.

For which radical brown ring test is performed?

Q.

Carnalite is a

1. Double salt

2. Simple salt

3. Coordination compound

4. Alum

Q.

What happens when nitrous acid is heated?

Q.

From the list of characteristics given below, select the five that are relevant to non-metals and their compound:

1. Ductile
2. Conduct electricity
3. Brittle
4. Acidic oxides
5. Basic oxides Discharged at anode
6. Discharged at anode
7. Discharged at cathode
8. Ionic chlorides
9. Covalent chlorides
10. Reaction with dilute sulphuric acid that yields hydrogen
11. 1, 2, or 3 valence electrons
12. 5, 6 or 7 valence electrons

Q.

Write balanced chemical equations for the manufacture of nitric acid by Ostwald process.