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Brass is an alloy of 1 Nickel and copper 2 Zinc and copper 3 Nickel and zinc 4 Nickel and silver
1 3806Of the following metals which, one pollutes the air of a big city? 1 Copper 2 Chromium 3 Lead 4 Cadmium
HCL, High Court, SSC,
3 16446The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon
SSC,
2 7746Water 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 9393The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element
1 3488Potassium 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 9865Graphite and sillimanite are 1 Refractory minerals 2 Ferrous minerals 3 Base minerals 4 None of these
1 9646The 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 5868When 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 8112Water 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 5232Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 115
1 3757Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver
5 10015Post New General Science Questions
When and where was the first experimental atomic explosion took place?
Explain the Evolution of Science as a discipline in the Medieval Period
In which year the solar observatory in kodikanal founded?
Who commanded the challenger’s first flight?
What was the code name given to the first explosion?
How can we calculate %difference in Weighing balance?
171.116.0.0 VLSM require 112 ip addresses answer = 128/23 255.255.254.0 rang 2 network address 172.116.0.0 gateway 172.116.1.0 broadcast 172.116.127.0
Give two National aims of science education
Which are known as non - luminous irregular nebulae?
Which is india’s primary nuclear facility?
Which is the largest refractor telescope?
what are the advantages and disadvantages of rational knowledge?
Where did the largest reflector telescope situated?
Which is the regulatory authority of atomic energy in india?
Where is the biggest solar telescope in india situated?
