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Metals have …………...valency....

Metals have …………...valency.

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Assertion: Gases are easily adsorbed on the surface of metals, especially transition metals. Reason: Transition metals have free valencies

Which of the following metals have both valence shell and penultimate shell partially filled ?

Select the property which is not for metals - A : Metals are good conductors of electricity B : Metals are malleable & ductile C: Non - polar covalent compounds are formed from metals D : Metals have 1, 2 or 3 valence electrons.

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Name or state with reference to the elements of the modern periodic table. The group whose elements have zero valency.

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Element X is a metal with a valency 2. Element Y is a non - metal with a valency 3.

Name the following: Metal with valency 2.

We have valence electrons and conduction electrons in a semiconductor. Do we also have "valence holes" and "conduction holes"?