Which scientist made detailed study on novae?

0 Answers  

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

5 Answers  

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Which of the following is used in making artificial sweetener saccharin? 1 Benzene 2 Toluene 3 Phenol 4 Aniline

2 Answers  

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Superphosphate fertilizer is prepared by the reaction between 1 Calcium phosphate and Sulphuric hydroxide 2 Sodium phosphate and Sodium nitrate 3 Magnesium phosphate and Sodium nitrate 4 Sodium sulphate and Phosphoric acid

2 Answers   Central Police Forces, Odisha Police,

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The Contact Process is involved in the manufacture of 1 Nitric acid 2 Sulphuric acid 3 Ammonia 4 Caustic soda

2 Answers  

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Which of the following is not a compound? 1 Silica 2 Red lead 3 Slaked lime 4 Black lead

1 Answers  

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Which of the following is not an isotope of hydrogen? 1 Protium 2 Yitrium 3 Deuterium 4 Tritium

2 Answers  

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Which of the following is used as a moderation in nuclear reactor? 1 Ordinary water 2 Radium 3 Thorium 4 Graphite

2 Answers  

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Which metal is used for Galvanisation of iron?

13 Answers   ncert, TCS, TNPSC Tamil Nadu Public Service Commission,

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An element that does not occur in nature but can be produced artificially is 1 Thorium 2 Radium 3 Plutonium 4 Uranium

4 Answers  

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Which of the following metals can displace hydrogen from dilute acids? 1 Zinc 2 Gold 3 Copper 4 Silver

1 Answers   Petit Seminaire,

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Atoms are composed of 1 Electrons only 2 Protons only 3 Electrons and protons 4 Electrons and nuclei

1 Answers  

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