A mixture of iron filings and sand can be separated by 1 Heating 2 Sublimation 3 Hand picking 4 Magnetic separation

1 Answers  

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1.how many bones are there in our human body? 2.who invented the aeroplane? 3.the full form for h2o is water 4.the name which is heavier is gold 5.name the symtom which is to cure for night blindness?

2 Answers  

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Water is neither acidic nor alkaline because 1 It cannot accept or donate protons 2 It boils at a high temperature 3 It can dissociate into equal number of hydrogen ions 4 It cannot donate or accept electrons

2 Answers   ACIO,

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The pink color of Bayer’s reagent is discharged when acetylene is passed through it. This is due to the formation of 1 Acetic acid 2 Ethylene 3 Water 4 Oxalic acid

2 Answers  

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Explain the Aesthetic and Moral values of Science

0 Answers   Mahatma Gandhi University,

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Define science

0 Answers   Mahatma Gandhi University,

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The major ingredient of leather is 1 Carbohydrate 2 Collagen 3 Polymer 4 Nucleic acid

3 Answers  

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Which is the largest refractor telescope?

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Who invented telescope?

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What was the code name given to the first explosion?

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Which of the following metals can displace zinc from a solution of zinc sulphate? 1 Lead 2 Magnesium 3 Iron 4 Mercury

2 Answers  

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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 Answers  

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