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प्रश्न
Fill in the blanks:
Metals react with acids to produce _________ gas.
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उत्तर
Metals react with acids to produce hydrogen gas.
संबंधित प्रश्न
Give reasons for the following.
Sodium and potassium are stored in kerosene.
A metal having low melting point is ______ but a non-metal having very high melting point is ______.
The atomic number of an element X is 12.
- What must an atom of X do to attain the nearest inert gas electron configuration?
- Which inert gas is nearest to X?
Mention two uses of the following metals and non-metals
Aluminium
Fill in the blank
A metal that gives dazzling effect to crackers when they explode is ______
Give the general characteristics of:
Alkaline earth metals with reference to
(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid
Write name.
Molecular formula of the common ore of aluminium.
The electronic configuration of metal ‘A’ is 2,8,1 and that of metal ‘B’ is 2,8,2. Which of the two metals is more reactive? Write their reaction with dilute hydrochloric acid.
Halogen reacts with acid.
Compare the properties of metals and nonmetals. Give three examples for each.
