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प्रश्न
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
______ is the metallic element.
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उत्तर
Y [2, 8, 2] is the metallic element.
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संबंधित प्रश्न
Give reasons for the following.
Sodium and potassium are stored in kerosene.
The atomic number of an element X is 12.
(a) What must an atom of X do to attain the nearest inert gas electron configuration?
(b) Which inert gas is nearest to X?
What is an amalgam?
For the reduction of metal oxide, suggest a reducing agent other than carbon.
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.
Alloy of sodium with mercury.
Name the following:
The most reactive halogen.
Name the following:
A metal used in flexible pipes.
______ is the first scientist who used the term element.
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
Metal atoms tend to have a maximum of ______ electrons in the outermost shell.
