General Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

General Chemistry Interview Questions

Questions Answers Views Company eMail

what is acidity of a base?

2 5485

Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?

3126

how to do heavy metal test for colour sample?

Cipla,

1 4930

when we covert any substance into vapour state from solid state, is it ionized or not?

2 4927

what is the relation between Total organic carbon and Chemical Oxygen demand?

2854

Acid rain is caused due to pollution of atmosphere by

SSC,

3 7918

Why we use potassium dichromate in control of absorbance in uv region and copper sulphate in control of absorbance in visible region?

Ranbaxy,

2917

what is ppm?how to prepare 75 ppm?

Bureau Veritas,

6 13903

why helium does not react with other elements?

3 7013

What is OOS $ OOT ?

Alkem Labs,

1 8155

Which halogen element is used in halogen light?

1 4222

why bottles of Hazardous chemicals or solvent are available in round shaped only?

Pfizer,

1 4654

What is Displacement Reaction .

2 4601

What do you mean by UV cut off limit

Cipla,

1 5451

If Concentrated HCl... Already 37%... So, How to prepare 10% HCl from Conc. HCl (37%)?

Manish Pharma, MOL, S S Pharmachem,

7 19311

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Un-Answered Questions { General Chemistry }

What is meant by transmittance?

1029

Why ph scale range is 14? Why it is not less or not greater than 14? Solution of hcl or hydrogen containing liquid has a ph. But if the solution is kmno4 here nothydrogen power does it ph?

1111

What is the unit of ph?

972

Mention a few application of cod test in environmental engineering practice.

1168

What are the advantages of conductometric titration over visual or potentiometric titration?

1072

State beer-lambert’s law.

1058

Why is mercuric chloride added?

996

What is kentchin? Is it real?

994

What is the monomer of polyethene?

1116

Write the equation of photosynthesis?

1060

Mention the formula to calculate ph of a solution?

1268

What is colorimetry?

1073

What is the reaction that occurring between fas and potassium dichromate?

1231

What is kentchin?

987

Which wavelengths are visible to human eye?

1174

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