The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon2 1506
Monazite is an ore of 1 Iron 2 Titanium 3 Thorium 4 Zirconium1 1893
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 5974
The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element1 1341
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 6014
Graphite and sillimanite are 1 Refractory minerals 2 Ferrous minerals 3 Base minerals 4 None of these1 5120
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 2631
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 4944
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 2339
The hardest substance available on earth is 1 Platinum 2 Coal 3 Diamond 4 Gold12 30534
Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 1151 1561
Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver5 4719
The ratio of pure gold in 18 carat gold is 1 60% 2 75% 3 80% 4 100%3 10445
The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat1 5804
Define and describe the use of algorithms.
In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )
what are non-viral vectors?
what is the protocol for immunoprecipitation of bacterial proteins?
Explain about the Pouring agar plates ?
what is the low colony forming ability of Clumpy cells?
Explain Thiele's structure for benzene. What is the difference between thiele's structure and modern structure (resonance hybrid) of benzene?
how related substnce method developted for new compound which not official in the pharmacopiea
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.
Why should preserve some seeds in acid before selling to farmers?
when i come in contact with any metal items or clothes of fur i find myself shock and when run my fingers on fur clothes or matters, i find sparks. Is there any vitiams deffecieny in my body. If so, what i have to do?
What are the risks associated with the contaminants affecting fish?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
How microorganisms vary in pathogenesity?
can i use hplc detector to uplc and why?