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

General Chemistry (478)
Chemistry AllOther (190)

Chemistry Interview Questions

Questions Answers Views Company eMail

How to synthesize methylene bisthiocyanate using CH2Cl2 and NaSCN?

3003

What is the use of N，N-Dimethyl Acrylamide ?

1 3793

What is a semi-benzene?

2 6354

What is the complex that forms due to interaction between NaBH4 & aceticacid?

3 7010

What is the purpose of a 2.4 DNP test?

6 18409

Why doesn't a halogen add to a carbonyl carbon?

3 6031

How many structural and geometric isomers are there with the formula C3H5Br ?

4 14991

How different substituents on the benzene ring affect the acidity?

2 11153

What's jone's reagent?

11 20065

How many stereogenic centers are there in xylitol?

2 5682

How does Morphine seperate racemic mixtures?

1 5599

Explain wurtz process & wolf-kishner reduction?

4 8737

how u will separate the cyclopentylpropanoicacid and aceticacid

ABC,

2 5199

what is analytical chemistry all about?

Dr Reddys,

6 23356

how u will separate aceticacid and benzoicacid ,but without water.

3 6928

Un-Answered Questions { Chemistry }

How to find peaks in ftir chromatography

1677

Explain the difference between hcl acid and hcl gas?

1012

Explain the term aliquot and diluent?

1336

Write the structural formula for edta.

1094

What is the min constitutes of haematite ore?

1077

What is diffrence between extractable volume and deliverable volume? Answer pls

4573

FDA MHRA

2598

describe the lewis dot structure of Mg2+?

11987

In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?

1973

what type of question will ask in the interview of lab chemist.

3322

Actinium is part of the actinide series. Could you explain the significance of this series and its placement in the periodic table?

630

What is buffer?

1119

WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE

2132

what kind of question can be asked in interview for UV- VISIBLE & give me answer ?

3848

Why a1% value is used for some product ? What is the criteria for selection a1% value ?

2346

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