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प्रश्न
From amongst the metals sodium, calcium aluminium, copper and magnesium, name the metal:
(i) which reacts with water only on boiling, and
(ii) another which does not react even with steam.
उत्तर
(i) Magnesium reacts with water only on boiling.
(ii) Copper does not react even with steam.
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संबंधित प्रश्न
Name the metal which has been placed just below copper in the reactivity series.
Complete and balance the following equation:
Na + O2 →
Fill in the following blank with suitable word:
Magnesium liberates ............... gas on reacting with hot boiling water.
Which of the following elements would yield a neutral oxide?
Na, S, C, K, H
How do non-metals react with hydrogen? Explain with an example.
Give one example, with equation, of the displacement of hydrogen by a metal from an acid.
What is the action of water on magnesium ? Write equation of the chemical reaction involved.
The metals which can produce amphoteric oxides are:
(a) sodium and aluminium
(b) zinc and potassium
(c) calcium and sodium
(d) aluminium and zinc
Find the odd one out:
Why is acidified water considered to be a good conductor of electricity?
