Which of the following statements about the interstitial compounds is incorrect?
- AThey are much harder than the pure metal.
- BThey have higher melting points than the pure metal.
- CThey retain metallic conductivity.
- DThey are chemically reactive.
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Similar Questions
Which element from the following exhibits the highest number of various different possible oxidation states?
All the following statements about the transition elements are true except that:
Easy
View SolutionWhich one of the following ions will be colourless in an aqueous solution? (Atomic numbers: $Sc = 21, Fe = 26, Ti = 22, Mn = 25$)
Easy
View SolutionMost transition metals exhibit several characteristic properties. Which of the following statements are correct?
$I$: Form sets of compounds which display different oxidation states of the metal.
$II$: Form coloured ions in solution.
$III$: Burn vigorously in oxygen.
$IV$: Act as catalysts.
$I$: Form sets of compounds which display different oxidation states of the metal.
$II$: Form coloured ions in solution.
$III$: Burn vigorously in oxygen.
$IV$: Act as catalysts.
Easy
View SolutionIdentify the order in which the spin-only magnetic moment (in $BM$) increases for the following four ions:
$(I) Fe^{2+}$
$(II) Ti^{2+}$
$(III) Cu^{2+}$
$(IV) V^{2+}$
$(I) Fe^{2+}$
$(II) Ti^{2+}$
$(III) Cu^{2+}$
$(IV) V^{2+}$
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