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प्रश्न
Name: Gas with rotten egg smell.
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उत्तर
Hydrogen sulphide.
H2S
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संबंधित प्रश्न
Write true or false :
No new substance is formed during a chemical reaction.
Complete the statement by filling the gaps using appropriate term from the terms given in the bracket.
(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)
Oxygen is a ______ in respiration.
Give reason for the following:
Silver nitrate solution is kept in coloured bottles.
Distinguish by heating the following in dry test tubs.
Zinc nitrate and copper nitrate.
Distinguish by dilute sulphuric acid.
Copper and magnesium?
Give a word equation for the following reaction.
Two solids which combine on heating, to give a liquid.
Give a balanced equation for a reaction involving the evolution of gas on the addition of dilute acid to sodium sulphite.
Select the correct answer from the options given below:
State the gaseous product formed, when
An active metal reacts with dilute sulphuric acid.
Burning of paper is the best example of ______ change.
Both CO2 and H2 gases are ______.
