Chemistry-
General
Easy
Question
Pick the odd one out
- Sodium borohydride reacts very slowly with cold water
- Sodium borohydride reacts very violently with cold water to produce
- Solubility of sodium borohydride in water at
- Melting point of sodium borohydride is
The correct answer is: Sodium borohydride reacts very violently with cold water to produce
Reaction of 
with cold water is very slow. All other statements except (b) are correct.
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Escape velocity on the surface of earth is 11.2kms-1 Escape velocity from a planet whose masses the same as that of earth and radius 1/4 that of earth is.....kms-1
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Correct configuration of the following molecule is : 
,
Correct configuration of the following molecule is : ,
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Given mass of the moon is 
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The escape velocity of a body on the surface of the earth is 11.2km/sec. If the mass of the earth is increases to twice its present value and the radius of the earth becomes half, the escape velocity becomes...kms-1
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physicsGeneral
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The escape velocity of a planet having mass 6 times and radius 2 times as that of earth is.........
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physicsGeneral
chemistry-
Correct statements from the graph
I) Above 1073K, 
for the formation of Fe2O3 is less negative than for the formation of CO from carbon
II) Above 1073K, Carbon can reduce Fe2O3
III) Below 1073K, CO can reduce Fe2O3
IV) In blast furnace, reduction of Fe2O3 occurs in different temperature ranges with below 1073K by CO (or) above 1073K by carbon
Correct statements from the graph
I) Above 1073K, for the formation of Fe2O3 is less negative than for the formation of CO from carbon
II) Above 1073K, Carbon can reduce Fe2O3
III) Below 1073K, CO can reduce Fe2O3
IV) In blast furnace, reduction of Fe2O3 occurs in different temperature ranges with below 1073K by CO (or) above 1073K by carbon
chemistry-General
chemistry-
Correct statement(s) regarding the graph
Correct statement(s) regarding the graph
chemistry-General
