The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon1 1442
Monazite is an ore of 1 Iron 2 Titanium 3 Thorium 4 Zirconium1 1844
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 means1 5856
The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element1 1270
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 agent3 5851
Graphite and sillimanite are 1 Refractory minerals 2 Ferrous minerals 3 Base minerals 4 None of these1 4980
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 bicarbonate1 2443
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 these1 4777
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 heat1 2258
The hardest substance available on earth is 1 Platinum 2 Coal 3 Diamond 4 Gold12 29710
Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 1151 1491
Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver5 4559
The ratio of pure gold in 18 carat gold is 1 60% 2 75% 3 80% 4 100%3 9983
The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat1 5502
How would you feel about working with pathogens and carcinogens?
any one have interview on 27 april please share the question as soon as possible because my interview on 28 april
i have done M.SC. in biochemistry from india. as i have experience of pharmaceuticals in quality assurance department of 4 year.now i come to know that my degree is valid in uk.i got my comparision letter of degree from uknaric. but i m confuse that what is the next step to do for getiing job in lab? am i eligible to get directly job or as trainee than job ? or to register in ibms or what? pls tell me
Explain bulbs ?
Explain about the inhibition of transformation by DNA ?
what is meant patch cards..
Q1. Why did you enter the field of chemistry? Q2. What has motivated you to take chemistry as your professional subject and have you motivated anyone towards your field?
how to make RIAD hard disk in windows xp 2? how to make Hard Disk mirror with DELL model 755?
What is the VOR in primates?
How to properly prepare glycyrrhizic acid solution?
How should the Medical Librarian interact with training staff?
My question is. How many types of REGISTER? and define its all types of REGISTER? plzzz
How to Transport mouse splenocytes ?
can i get model papers for the interview for the post of scientist/engineer'SC' at isro
why lead acetate s used in the Limit test of Arsenic? what role Lead Acetate plays????