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SCIENCE OLYMPIAD FOUNDATION -SOF NATIONAL SCIENCE OLYMPIAD 2020-QUESTIONS
- In a copper bar of square cross section, a smal cuboidal hole is drill...
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- How does the metallic character of elements change on going from left ...
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- Four mixtures are given here : I. Sand + Sugar II. Chalk powder + ...
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- Which of the following compounds does not belong to the homologous ser...
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- Find the number of atoms of each type in 0.5 mole of aluminium sulphat...
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- Study the given reaction carefully. CuO + H2 rarr Cu + H2O Which o...
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- A few elements are listed here Select the correct statment.
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- pH values of a few solutions are given as : Solution I : 2.2- 2.4 ...
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- Match column I with column II and select the correct answer from the g...
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- Observe the rates of evolution of hydrogen gas with five metals P,Q,R,...
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- Valency of nitrogen in ammonia, hydrogen in methane, sodium in sodium ...
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- x, y and z in the given reaction are respectively xKClO(3(s)) overset(...
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- Substance Pat -80^(@)C has definite volume but no definite shape and p...
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- A few arrangements are given as I. He lt Ne lt Ar II. Li lt C lt O...
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- An experimental set-up is shown in the figure. Identify the metal (X) ...
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