The oxide that shows magnetic property is:
- A$SiO_{2}$
- B$Mn_{3}O_{4}$
- C$Na_{2}O$
- D$MgO$
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Similar Questions
The calculated magnetic moment (in Bohr magnetons) of $Cu^{2+}$ ion is:
How many of the following metal ions have similar values of spin-only magnetic moment in the gaseous state?
(Given: Atomic number: $V, 23; Cr, 24; Fe, 26; Ni, 28$)
$V^{3+}, Cr^{3+}, Fe^{2+}, Ni^{3+}$
(Given: Atomic number: $V, 23; Cr, 24; Fe, 26; Ni, 28$)
$V^{3+}, Cr^{3+}, Fe^{2+}, Ni^{3+}$
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest $E^{o}_{M^{3+} / M^{2+}}$ value?
Match the statements given in List-$I$ with the oxidation states given in List-$II$:
List-$I$ List-$II$ $A$. Oxidation state of $Mn$ in $MnO_2$ $i$. $+2$ $B$. Most stable oxidation state of $Mn$ $ii$. $+3$ $C$. Maximum stable oxidation state of $Mn$ in oxides $iii$. $+4$ $D$. Characteristic oxidation state of Lanthanoids $iv$. $+5$ $v$. $+7$
| List-$I$ | List-$II$ |
|---|---|
| $A$. Oxidation state of $Mn$ in $MnO_2$ | $i$. $+2$ |
| $B$. Most stable oxidation state of $Mn$ | $ii$. $+3$ |
| $C$. Maximum stable oxidation state of $Mn$ in oxides | $iii$. $+4$ |
| $D$. Characteristic oxidation state of Lanthanoids | $iv$. $+5$ |
| $v$. $+7$ |
Medium
View SolutionWhy do transition elements have a greater tendency to form interstitial compounds?
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