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प्रश्न
______ react with dil. HNO3 to evolve hydrogen gas.
विकल्प
Iron and copper
Manganese and magnesium
Zinc and manganese
Aluminium and magnesium
उत्तर
Manganese and magnesium react with dil. HNO3 to evolve hydrogen gas.
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संबंधित प्रश्न
Give two properties of ethanol.
The compound formed when ethene reacts with Hydrogen is ________. (CH4, C2H6, C3H8)
State one relevant observation for the following
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Fill in the following blank with suitable word:
The next higher homologue of ethane is ...............
Organic compounds having
functional group are known as
Write the name of the following functional group:
Name the gas evolved when ethanol reacts with sodium.
How is the methylated spirit obtained?
What would you see, when ethyne is bubbled through a solution of bromine in carbon tetrachloride?
Identify the functional group of the HCHO ?
Identify the functional group of the CH3COOH ?
List in tabular form three physical and two chemical properties on the basis of which ethanol and ethanoic acid can be differentiated.
Convert ethanol into ethene using hot conc. H2SO4. Give only balanced equation.
Find the odd one out and explain:
Colorless ethanol is in liquid state at room temperature.
Which of the following are used as anesthetics?
Dehydration of ethanol by conc. Sulphuric acid forms ______
A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
