Nitric Acid

Q.

Nitric acid is produced by the

1. Hoopes proess

2. Leblanc process

3. Oswald’s process

4. Deacon process

Q. When copper is heated with conc. $HN{O}_3$ it produces

1. $Cu(N{O}_3{)}_2,NO$ and $N{O}_2$
2. $Cu(N{O}_3{)}_2$ and $NO$
3. $Cu(N{O}_3{)}_2$ and $N_{2}O$
4. $Cu(N{O}_3{)}_2$ and $N{O}_2$

Q.

Match each of the reactions given in Column - I with the corresponding product(s) given in Column - II:
$\begin{array}{cc}Column-I& Column-II\\ \left(a\right)Cu+dil.HN{O}_3& \left(p\right)NO\\ \left(b\right)Cu+conc.HN{O}_3& \left(q\right)N{O}_2\\ \left(c\right)Zn+dil.HN{O}_3& \left(r\right)N_{2}O\\ \left(d\right)Zn+conc.HN{O}_3& \left(s\right)Cu(N{O}_3{)}_2\\ & \left(t\right)Zn(N{O}_3{)}_2\end{array}$

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

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

Q. Sugarcane on reaction with nitric acid gives

1. $C{O}_2$ and $S{O}_2$
2. $(COOH{)}_2$
3. 2HCOOH (two moles)
4. no reaction

Q. Match each of the reactions given in $ColumnI$ with the corresponding product(s) given in $ColumnII$.
$$\begin{array}{cccc}& ColumnI& & ColumnII\\ A.& Cu+dil.HN{O}_3& p.& NO\\ B.& Cu+conc.HN{O}_3& q.& N{O}_2\\ C.& Zn+dil.HN{O}_3& r.& N_{2}O\\ D.& Zn+conc.HN{O}_3& s.& Cu(N{O}_3{)}_2\\ & & t.& Zn(N{O}_3{)}_2\end{array}$$

1. A. $⟶$ p, s; B. $⟶$ q, s; C. $⟶$ r, t; D. $⟶$ q, t;
2. A. $⟶$ r, s; B. $⟶$ q, s; C. $⟶$ p, t; D. $⟶$ q, t;
3. A. $⟶$ p, s; B. $⟶$ q, s; C. $⟶$ p, t; D. $⟶$ q, t;
4. A. $⟶$ r, s; B. $⟶$ q, s; C. $⟶$ r, t; D. $⟶$ q, t;

Q. When Aniline is treated with Nitrous acid, which is prepared in situ from Sodium Nitrite and mineral acid, the product formed is:
$C_6{H}_{5}N{H}_2+HCl+NaN{O}_2\to$ _____________ + $2H_{2}O$

1. Chloro benzene
2. both A and B
3. Benzene diazonium chloride
4. None

Q. $N_{2}O$ is formed as a product, if

1. Copper reacts with concentrated nitric acid
2. Zinc reacts with concentrated nitric acid
3. Copper reacts with dil. nitric acid
4. Zinc reacts with dil. nitric acid

Q.

Match each of the reactions given in Column - I with the corresponding product(s) given in Column - II:
$\begin{array}{cc}Column-I& Column-II\\ \left(a\right)Cu+dil.HN{O}_3& \left(p\right)NO\\ \left(b\right)Cu+conc.HN{O}_3& \left(q\right)N{O}_2\\ \left(c\right)Zn+dil.HN{O}_3& \left(r\right)N_{2}O\\ \left(d\right)Zn+conc.HN{O}_3& \left(s\right)Cu(N{O}_3{)}_2\\ & \left(t\right)Zn(N{O}_3{)}_2\end{array}$

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Q. When Aniline is treated with Nitrous acid, which is prepared in situ from Sodium Nitrite and mineral acid, the product formed is:
$C_6{H}_{5}N{H}_2+HCl+NaN{O}_2\to$ _____________ + $2H_{2}O$

1. Chloro benzene
2. Benzene diazonium chloride
3. both A and B
4. None