Sulphur Dioxide

Q. The shape of the $S{O}_2$ molecule is

1. Linear
2. T- shaped
3. Pyramidal
4. Bent

Q.

Sulphur dioxide can be used as:

1. Bleaching agent

2. Antichlor

3. Disinfectant

4. None of these.

Q. Moist $S{O}_2$ behaves as a

1. Dehydrating agent
2. Dessicating agent
3. Flocculating agent
4. Reducing agent

Q. In haloarene, halogen is attached with

1. (a) and (b) above.
2. $sp$ hybridised carbon
3. $s{p}^2$ hybridised carbon
4. $s{p}^3$ hybridised carbon

Q. Which of the following substance is antiferromagnetic?

1. $MnO$
2. $F{e}_3{O}_4$
3. $Cr{O}_2$
4. $NaCl$

Q.

Which of the following gases acts as a reducing agent?

1. Oxygen

2. Sulphur dioxide

3. Sulphur trioxide

4. None of the above

Q. Match the column I with column II and mark the appropriate choice.

	Column I		Column II
(A)	Ferromagnetic	(i)	$\uparrow \uparrow \downarrow \uparrow \uparrow \downarrow \uparrow \uparrow$
(B)	Ferrimagnetic	(ii)	$\uparrow \downarrow \uparrow \downarrow \uparrow \downarrow \uparrow \downarrow$
(C)	fantiferromagnetic	(iii)	$\uparrow \uparrow \uparrow \uparrow \uparrow \uparrow \uparrow \uparrow$
(D)	Diamagnetic	(iv)	$\upharpoonleft \downharpoonright \upharpoonleft \downharpoonright \upharpoonleft \downharpoonright \upharpoonleft \downharpoonright \upharpoonleft \downharpoonright$
(E)	Paramagnetic	(v)	$\nwarrow \swarrow \to \uparrow \searrow \nearrow$

1. (A)$\to$ (iii), (B)$\to$ (i), (C)$\to$ (ii), (D)$\to$ (iv), (E)$\to$ (v)
2. (A)$\to$ (i), (B)$\to$ (ii), (C)$\to$ (iii), (D)$\to$ (iv), (E)$\to$ (v)
3. (A)$\to$ (iv), (B)$\to$ (i), (C)$\to$ (iii), (D)$\to$ (ii), (E)$\to$ (v)
4. (A)$\to$ (v), (B)$\to$ (iv), (C)$\to$ (iii), (D)$\to$ (ii), (E)$\to$ (i)

Q.

Which of the following gases acts as a reducing agent?

1. Oxygen

2. Sulphur dioxide

3. Sulphur trioxide

4. None of the above

Q. The shape of the $S{O}_2$ molecule is

1. T- shaped
2. Linear
3. Pyramidal
4. Bent

Q. What type of substance shows antiferromagnetic property?

Q. What is an antichlor in bleaching?

Q. In the process of extraction of gold,

$\text{roasted gold ore}+C{N}^{-}+H_{2}O\stackrel{O_2}{\to }\left[X\right]+O{H}^{-}$
$\left[X\right]+Zn\to \left[Y\right]+Au$

Identify the complexes $\left[X\right]$ and $\left[Y\right]$.

1. $X=\left[Au\right(CN{)}_2{]}^{-},Y=\left[Zn\right(CN{)}_4{]}^{2-}$
   
2. $X=\left[Au\right(CN{)}_4{]}^{3-},Y=\left[Zn\right(CN{)}_4{]}^{2-}$
   
3. $X=\left[Au\right(CN{)}_2{]}^{-},Y=\left[Zn\right(CN{)}_6{]}^{4-}$
   
4. $X=\left[Au\right(CN{)}_4{]}^{-},Y=\left[Zn\right(CN{)}_4{]}^{2-}$
   

Q. Which of the following pairs of substances can be broken down chemically?

1. Ammonia and iron
2. Helium and argon
3. Water and carbon
4. Potassium and lithium
5. Methane and water

Q. Observe the following statements:

1. 1 and 3
2. 1 and 2
3. 1, 2 and 3
4. 2 and 3

Q. Sulphur dioxide can be used as:

1. bleaching agent
2. disinfectant
3. antichlor
4. none of these

Q.

Which of the following can be used to synthesize $S{O}_2$ ?

1. 

2. 

3. 

4. 

Q. Which of the following metals give $H_2$ with very dilute $HN{O}_3$?

1. Al
2. Mg
3. Au
4. Sn

Q.

Which of the following can be used to synthesize $S{O}_2$ ?

1. $Fe{S}_2+O_2$

2. $FeS+O_2$

3. $H_{2}S+O_2$

4. $S+O_2$

Q. Ion, $N^{1-}$ will form a neutral atom at the ________________.

1. cathode
2. anode
3. in solution
4. none of these

Q. The element A burns in nitrogen to give an ionic compound B. The compound B reacts with water to give C and D. A solution of C becomes milky on bubbling carbon dioxide. what is the nature of compound (D)?

1. Acidic
2. Neutral
3. Amphoteric
4. Basic

Q. The addition of concentrated $HN{O}_3$ to unknown metal produced an brown gas. Identity the gas?

1. $O_2$
2. $C{l}_2$
3. $H_2$
4. $C{O}_2$
5. $N{O}_2$

Q. Secondary valencies correspond to ____________ of the metal atom and are satisfied by ligands.

1. valency
2. coordination number
3. element
4. molecules

Q. Which of the following shows anti-ferromagnetism?

1. $Zr{O}_2$
2. $M{n}_2{O}_3$
3. $CdO$
4. $Cr{O}_2$

Q. Which of the following is not an anti ferromagnetic?

1. $V_2{O}_3$
2. $F{e}_2{O}_3$
3. $M{n}_2{O}_3$
4. $T{i}_2{O}_3$

Q. Moist $S{O}_2$ behaves as a

1. Dessicating agent
2. Flocculating agent
3. Dehydrating agent
4. Reducing agent

Q.

Mention two industrial uses of sulfuric acid.

Q.

Sulphur dioxide can be used as:

1. Bleaching agent

2. Antichlor

3. Disinfectant

4. None of these.

Q. Moist $S{O}_2$ behaves as a

1. Dehydrating agent
2. Dessicating agent
3. Flocculating agent
4. Reducing agent

Q. Which of the following can be used in making floor polish?

1. Aniline
2. Benzaldehyde
3. Nitrobenzene
4. Benzene diazonium chloride

Q. Column-I and Column-II contains four entries each. Entries of column-1 are to be matched with some entries of column-II. Each entry of column-I may have the matching with one or more than one entries of column -II