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Ratings & Reviews

2.50

2 reviews

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नवीनतम संदेश 5

2022-06-02 08:35:50

Which of the following is a biodegradable polymer ??? .....

Anonymous Quiz

19%

(1) Nylon-6

19%

(2) Glyptal

33%

(3) Nylon-6,6

29%

(4) Nylon-2-Nylon-6

21 voters68 viewsㅤ, 05:35

ओपन / कमेंट

2022-06-01 23:33:33

Protein synthesis takes place in :-

Anonymous Quiz

A. G1

44%

B. S

32%

C. G2

20%

D. All of the above

25 voters74 views𓆩◤𝐒𝐓𝐑◥𓆪ᵃʳᵐʸ𓄂@𝕬𝖓𝖐𝖎𝖙 𝖈𝖍𝖆𝖚𝖗𝖆𝖘𝖎𝖆 , 20:33

ओपन / कमेंट

2022-06-01 20:40:04

Physical adsorption is a/an _____ process.

Anonymous Quiz

45%

Reversible

45%

Irreversible

Magnetic

Nuclear

22 voters63 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:40

ओपन / कमेंट

2022-06-01 20:38:33

_____ is the process in which adsorbate molecules are held on the surface of the adsorbent by weak van der Waals forces.

Anonymous Quiz

21%

Chemisorption

37%

Absorption

42%

Physisorption

Biosorption

19 voters54 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:38

ओपन / कमेंट

2022-06-01 20:29:43

The temperature above which a surfactant forms
micelle is called ???

Anonymous Quiz

38%

(1) Kraft temperature

37%

(2) Congo Rubin Number

21%

(3) Flocculating value

(4) Gold number

63 voters157 viewsㅤ, 17:29

ओपन / कमेंट

2022-06-01 20:20:27

Which of the following is an example of sorption?

Anonymous Quiz

Dipping of a cotton cloth in water

41%

Dipping of a chalk in ink

41%

Adding charcoal to acetic acid solution

18%

Adding charcoal to methylene blue solution

17 voters59 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:20

ओपन / कमेंट

2022-06-01 20:18:44

Which of the following is TRUE for the phenomenon that occurs when a blotting paper is dipped in ink?

Anonymous Quiz

It is independent of temperature and pressure

47%

Concentration of the adsorbate is high only at the surface of the adsorbate

41%

It is independent of surface area of the adsorbate

It is accompanied with evolution of heat.

17 voters61 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:18

ओपन / कमेंट

2022-06-01 20:14:20

Which of the following statement is INCORRECT regarding the absorption?

Anonymous Quiz

15%

It is a surface phenomenon

20%

It depends on the surface area of the absorbent

45%

It is accompanied with evolution of heat.

20%

It is independent of temperature and pressure

20 voters58 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:14

ओपन / कमेंट

2022-06-01 20:12:22

The process of removal of an absorbed substance from the surface on which it was absorbed is known as_____.

Anonymous Quiz

47%

Desorption

37%

Absorption

16%

Oxidation

Reduction

19 voters56 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:12

ओपन / कमेंट

2022-06-01 20:10:07

When charcoal is added to a solution containing methylene blue and shaken,_____.

Anonymous Quiz

16%

The solution turns black

52%

The solution becomes colourless

24%

The solution becomes green

No change is observed

25 voters80 views╚»★⌬-𝘾𝘼𝙏𝙄𝞡𝙉-⌬★«╝, 17:10

ओपन / कमेंट

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