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प्रश्न
Name two metals which can, however, liberate hydrogen gas from very dilute nitric acid.
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उत्तर
Magnesium and manganese are two metals that liberate hydrogen gas from very dilute nitric acid.
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संबंधित प्रश्न
Name the following:
Metals which forms an amphoteric oxide.
What would you observe when zinc is added to a solution of iron (II) sulphate? Write the chemical reaction that takes place.
Explain the following reaction with the help of a balanced chemical equation:
Magnesium reacts with hot water.
What changes in the colour of iron nails and copper sulphate solution do you observe after keeping the iron nails dipped in copper sulphate solution for about 30 minutes?
Write equation for the reaction of magnesium with oxygen.
Complete and balance the following equation:
Na2O + H2O →
Complete and balance the following equation:
Complete and balance the following equation:
Cu (NO3)2 (aq) + Zn(s) →
What happens when magnesium reacts with very dilute nitric acid? Write an equation for the reaction involved.
Describe the reaction of potassium with water. Write the equation of the reaction involved.
Write the chemical equation of the reaction which takes place when iron reacts with dilute sulphuric acid. What happens when the gas produced is ignited with a burning matchstick?
Write the equation for the reaction of Magnesium with dilute hydrochloric acid.
Name the products formed. Also indicate the physical states of all the substances involved.
Which non-metal has been placed in the reactivity series of metals?
State and explain the reaction, if any, of the following metals with a solution of copper sulphate:
(a) Gold
(b) Copper
(c) Zinc
(d) Mercury
Which of the following reactions will not occur? Why not?
(a) MgSO4 (aq) + Cu (s) → CuSO4 (aq) + Mg (s)
(b) CuSO4 (aq) + Fe (s) → FeSO4 (aq) + Cu (s)
(c) MgSO4 (aq) + Fe (s) → FeSO4 (aq) + Mg (s)
What is the cause of chemical bonding (or chemical combination) of atoms of elements?
Choose the correct alternative and rewrite the following:
Reaction of iron nails whith copper sulphate solution is an example of _____________________
Aluminium is used for making cooking utensils. Which of the following properties of aluminium are responsible for the same?
(i) Good thermal conductivity
(ii) Good electrical conductivity
(iii) Ductility
(iv) High melting point
Which property of metals is used for making bells and strings of musical instruments like Sitar and Violin?
