Sciences Interview Questions
Questions Answers Views Company eMail

The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon

1 1429

Monazite is an ore of 1 Iron 2 Titanium 3 Thorium 4 Zirconium

1 1831

Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means

1 5793

The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element

1 1255

Potassium permanganate is used for purifying drinking water, because 1 It is dissolves the impurities of water 2 It is a sterilizing agent 3 It is an oxidizing agent 4 It is a reducing agent

3 5700

Graphite and sillimanite are 1 Refractory minerals 2 Ferrous minerals 3 Base minerals 4 None of these

1 4887

The presence of which of the following salts in water causes corrosion in steam boilers? 1 Sodium chloride 2 Magnesium chloride 3 Calcium bicarbonate 4 Potassium bicarbonate

1 2367

When an iron nail gets rusted, iron oxide is formed 1 Without any change in the weight of the nail 2 With increase in the weight of the nail 3 With decrease in the weight of the nail 4 None of these

1 4690

Water is a good solvent of ionic salts because 1 It has no colour 2 It has a high boiling point 3 It has a high dipole moment 4 It has a high specific heat

1 2233

The hardest substance available on earth is 1 Platinum 2 Coal 3 Diamond 4 Gold

FCI, University of Ilorin,

12 29207

Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 115

1 1476

Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver

5 4488

The ratio of pure gold in 18 carat gold is 1 60% 2 75% 3 80% 4 100%

DSSSB-Delhi Subordinate Service Selection Board,

2 9675

The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat

Neyveli Lignite Corporation,

1 5283

The element found on the surface of the moon is 1 Tin 2 Tungsten 3 Tantalum 4 Titanium


4 13543

Un-Answered Questions { Sciences }

Explain the Electrotransformation to lactobacillus delbrueckii ?


What are the occupational factors of Dupuytren's contracture?


What is the difference between spreading and striking ?


How to caluclate %w/v& %w/w ple give examples solids&liquids 10%NAOH W/W 10%W/V- 20%HCL W/W &W/V


How to select temperature of ODT in disintegration test


will u pls suggest me which books should i prepare for group 2. and where will i get that books. pls pls


what is Resolution?


Does a person diagnosed with turner syndrome have trouble hearing? please reply if you have this syndrome or know someone who does.


what is the use of chemistry in banking


why are SRAMs used in small memory application and DRAMs used in large memory appllication




A 30 year old woman requests termination of pregnancy at 7 weeks gestation. How you will counsel her and discuss the available options for pregnancy termination.


i have pcb and i am all set to do biotech so i wanted to know is this a successful option which has its perks??


what are the role of chemical education in sustainable development


the insect not useful toman is