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प्रश्न
Choose the correct option:
The composition of the nucleus of deuterium is
विकल्प
1 e- and 1P
1 P and 1 A
1 n and 1 e-
2P and 1 e-
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उत्तर
1 n and 1 e-
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संबंधित प्रश्न
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
MULTIPLE CHOICE QUESTIONS
Which is the lightest of all elements?
- hydrogen
- helium
- lithium
- none of these
FILL IN THE BLANK
Ammonia is used to make ................
Why is hydrogen called a reducing agent? Give chemical equation to support your answer ?
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Write the balanced equation and give your observation when the following metal reacts:
Calcium with cold water
Give the balanced equation of the reaction.
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Chlorine is ______ to HCl.
Give reason for the following:
The reaction of chlorine with hydrogen sulphide is deemed a redox reaction.
Write a correctly balanced equation for the following “word equation”:
calcium + water → calcium hydroxide + hydrogen
How can you obtain hydrogen from sodium hydroxide [not by electrolysis].
Describe one chemical test applied to the following gases, which would enable you to distinguish between them :‘carbon monoxide and hydrogen’.
What do you observe when a piece of sodium is dropped into cold water?
Write balanced equation of the reaction in the preparation of : hydrogen from a solution of potassium hydroxide [other than by electrolysis].
Describe briefly, with equations, the Bosch Process for the large scale production of hydrogen.
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen has one valence electron.
