Hydrogen Test

Result

Hydrogen Test - 66

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Weekly Quiz Competition

Question 1
1 / -0

The volume strength of 0.8 N $$ \mathrm { H } _ { 2 } \mathrm { O } _ { 2 } $$ solution is:

A
4.48

B
8.96

C
20.8

D
5.2

Solution
Question 2
1 / -0

Which of the following statement is false?

A
Superoxides give hydrogen peroxide and oxygen with water.

B
$$Cr{ O }_{ 3 }$$ is an acidic oxide.

C
$$Sn{ O }_{ 2 }$$ is an amphoteric oxide.

D
$$K{ O }_{ 2 }$$ is peroxide which with $${ H }_{ 2 }O$$ forms hydrogen peroxide only.
Question 3
1 / -0

A fresh $$H_{2}O_{2}$$ solution is labelled as 11.35 V. Calculate its concentration in %w/v?

A
2.5 %

B
3.4 %

C
4.2 %

D
5.4 %

Solution
Question 4
1 / -0

Which of the following statements do not define the characteristic property of water " water is a universal solvent"?

A
It can dissolve maximum number of compounds

B
It has very low dielectric constant

C
It has high liquid range

D
All of these

Solution
Question 5
1 / -0

The volume strength of 1.5 N $$\mathrm { H } _ { 2 } \mathrm { O } _ { 2 }$$ solution is:

A
8.4

B
4.8

C
5.2

D
8.8
Question 6
1 / -0

The strength of $$ \mathrm{H}_{2} \mathrm{O}_{2} $$ (in $$g/litre$$) in $$11.2 $$ volume solution of $$ \mathrm{H}_{2} \mathrm{O}_{2} $$ is

A
$$17$$

B
$$15$$

C
$$34$$

D
$$85$$
Question 7
1 / -0

The strength of $$\mathrm { H } _ { 2 } \mathrm { O } _ { 2 }$$(g/litre) in 11.2 volume solution of $$\mathrm { H } _ { 2 } \mathrm { O } _ { 2 }$$ is:

A
$$17$$

B
$$51$$

C
$$34$$

D
$$85$$
Question 8
1 / -0

Match the following
column-1 column-II
A 10 vol $${ H }_{ 2 }{ O }_{ 2 }$$ 1 Pehydrol
B 20 vol $${ H }_{ 2 }{ O }_{ 2 }$$ 2 5.358 N
C 30 vol $${ H }_{ 2 }{ O }_{ 2 }$$ 3 1.785 M
D 100 vol $${ H }_{ 2 }{ O }_{ 2 }$$ 4 3.03 %

A
A-4, B-3, C-2, D-1

B
A-1, B-2, C-3, D-4

C
A-1, B-3, C-2, D-4

D
A-4, B-2, C-3, D-1
Question 9
1 / -0

The structure of $${ H }_{ 2 }{ O }_{ 2 }$$ is

A
Planar

B
Linear

C
Spherical

D
Nonplanar
Question 10
1 / -0

What is not true about ice?

A
It has open cage like structure

B
It has less density than water

C
Each O atom is surrounded by 4H atoms

D
Each O atom has four H-bonds around it

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Re-Attempt Weekly Quiz Competition

	column-1		column-II
A	10 vol $${ H }_{ 2 }{ O }_{ 2 }$$	1	Pehydrol
B	20 vol $${ H }_{ 2 }{ O }_{ 2 }$$	2	5.358 N
C	30 vol $${ H }_{ 2 }{ O }_{ 2 }$$	3	1.785 M
D	100 vol $${ H }_{ 2 }{ O }_{ 2 }$$	4	3.03 %

Hydrogen Test - 66

Result

Hydrogen Test - 66

Score

-

Rank

-

SHARING IS CARING

Question 1

4.48

8.96

20.8

5.2

Solution

Question 2

Superoxides give hydrogen peroxide and oxygen with water.

$$Cr{ O }_{ 3 }$$ is an acidic oxide.

$$Sn{ O }_{ 2 }$$ is an amphoteric oxide.

$$K{ O }_{ 2 }$$ is peroxide which with $${ H }_{ 2 }O$$ forms hydrogen peroxide only.

Question 3

2.5 %

3.4 %

4.2 %

5.4 %

Solution

Question 4

It can dissolve maximum number of compounds

It has very low dielectric constant

It has high liquid range

All of these

Solution

Question 5

8.4

4.8

5.2

8.8

Question 6

$$17$$

$$15$$

$$34$$

$$85$$

Question 7

$$17$$

$$51$$

$$34$$

$$85$$

Question 8

A-4, B-3, C-2, D-1

A-1, B-2, C-3, D-4

A-1, B-3, C-2, D-4

A-4, B-2, C-3, D-1

Question 9

Planar

Linear

Spherical

Nonplanar

Question 10

It has open cage like structure

It has less density than water

Each O atom is surrounded by 4H atoms

Each O atom has four H-bonds around it

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