Hydrogen Peroxide

Q.

Which molecule is not linear

1. BeH₂

2. CO₂

3. BeF₂

4. H₂O

Q.

$H_2{O}_2$ is miscible with water - True or False?

1. False

2. True

Q. 49. In the reaction between SO2 and O3 the equivalent weight of sulphur dioxide is ??

Q. N2 + 3H2. = 2NH3 1. How many molecules of ammonia will be obtained by 10 g of Nitrogen 2. What mass of ammonia will be produced by 10 raise to power 20 molecules of Hydrogen 3. What volume of ammonia will be produced by 10 raise to power 20 molecules of nitrogen 4. What volume of hydrogen will be produced by 34 g of ammonia

Q. How many moles of Lead Nitrate is needed to produce 224 litre of oxygen at ntp

Q.

The decomposition of mercuric chloride on heating is a chemical…………..

Q.

If an element is in its lowest oxidation state under proper conditions, it can act as

1. Reducing agent

2. Oxidizing agent

3. Both the reducing and oxidizing agent

4. Neither oxidizing nor reducing agent

Q. On shaking $H_2{O}_2$ with acidified potassium dichromate and ether, the ethereal layer becomes:

1. Green
2. Red
3. Blue
4. Black

Q.

Hydrogen peroxide is reduced by

1. Ozone

2. Barium peroxide

3. Acidic solution of $KMn{O}_4$

4. Lead sulphide suspension

Q. $H_2{O}_2$ can act as both an oxidising agent and a reducing agent under both basic and acidic conditions.

1. True
2. False

Q.

Which of the following does not give white precipitate with ammoniacal AgNO₃

1. 

2. 

3. 

4. 

Q. What will be the major product formed if hydrogen iodide is added to Pent-2-ene

Q.

H₂O₂ can act as:

1. Oxidizing agent

2. Both oxidizing and reducing agent

3. Reducing agent

4. Neither oxidizing nor reducing agent

Q. Which of the following is/are the use(s) of $H_2{O}_2$?

1. Bleaching agent
2. Rocket propellent
3. Sewage water treatment
4. mild disinfectant

Q. To a $30mL$ of $H_2{O}_2$ solution, excess of acidified solution of $KI$ was added. The iodine liberated required $20mL$ of $0.3NN{a}_2{S}_2{O}_3.$ Calculate the volume stregnth of $H_2{O}_2$ solution.

Q. For tetrahedral void how r+ + r- is root3 /4

Q. Discuss the chemistry of Lassaignes test.

Q.

What is the product of the reaction of $H_2{O}_2$with $C{l}_2$?

1. O₂+HOCl

2. H₂O+HCl

3. HCl+O₂

4. HCl+H₂

Q. 10 mL of $H_2{O}_2$ solution (volume strength = x) requires 10 mL of $N/0.56Mn{O}_4^{-}$ solution in acidic medium. Hence x is:

1. 0.56
2. 5.6
3. 0.1
4. 10

Q. Which of the following is the true structure of $H_2{O}_2$?

1. 
2. 
3. 
4. 

Q. Lewis acid other than anhydrous aluminium chloride which can be used during ethylation of benzene is:

1. $FeC{l}_3$
2. $KOH$
3. $LiAl{H}_4$
4. none of these

Q. An oxide which gives $H_2{O}_2$ on treatment with a dilute acid is:

1. $Pb{O}_2$
2. $N{a}_2{O}_2$
3. $Mn{O}_2$
4. $Ti{O}_2$

Q.

0.1 M solution of each of $N{H}_3$ and $N{H}_{4}Cl$ are added to prepare a buffer of 1 litre solution. If 0.01 mole of HCl is added (assuming no volume change). The concentrations of $N{H}_3$ and $N{H}_{4}Cl$ are

1. 0.11, 0.09

2. 0.01, 0.01

3. 0.1, 0.1

4. 0.09, 0.11

Q.

− Oxidizing agent in inorganic chemistry. Why?

Q. 20 mL of a sample of $H_2{O}_2$ gives 400 mL oxygen measured at NTP. The sample should be labeled as:

1. dil. $H_2{O}_2$
2. anhy. $H_2{O}_2$
3. $5V{H}_2{O}_2$
4. $20V{H}_2{O}_2$

Q. Name the product formed when ethylene is treated with hydrogen peroxide.

1. Acetylene
2. Ethane
3. $C{O}_2$ & $H_{2}O$
4. Ethylene glycol

Q. $H_2{O}_2$ turns acidified solution of the following to orange red

1. $Ti{O}_2$
2. $Ba{O}_2$
3. $Pb{O}_2$
4. $N{a}_2{O}_2$

Q. 10 mL of $H_2{O}_2$ solution (volume strength = x) requires 10 mL of $N/0.56Mn{O}_4^{-}$ solution in acidic medium. Hence x is:

1. 0.56
2. 5.6
3. 0.1
4. 10

Q. Intermediate formed by heating microcosmic salt and which forms coloured bead with coloured cation is :

1. $N{H}_3$
2. $H_{3}P{O}_3$
3. $NaP{O}_3$
4. $H_{2}O$

Q. With $C{r}_2{O}_3$, colour of the bead in sodium carbonate bead test:

1. 
   Yellow
2. 
   Blue
3. 
   Red
4. 
   Green