MCQ
Which metal crystallises in a simple cubic structure?
  • Polonium
  • B
    Copper
  • C
    Nickel
  • D
    Iron

Answer

Correct option: A.
Polonium
(a) : Polonium crystallises in a simple cubic structure. Copper and nickel crystallise in facecentered cubic structure. Iron crystallises in a body-centered cubic structure.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Which of the following is not a basic amino acid?
Identify the product ‘D’ in the following series of reactions.
Image
An example of natural cellulose fibre is
Hybridization involved in $H _2 O$ is
Match the column $1$ with column $II$ and select the correct option.
Column $I ($Pair of isomers$)$ Column $II($Type of isomerism$)$
$(p)$ $\left.\begin{array}{l}\text { (I) }\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]\left[\mathrm{Cr}(\mathrm{CN})_6\right] \\ \text {(II) }\left[\mathrm{Cr}\left(\mathrm{NH}_3\right)_6\right]\left[\mathrm{Co}(\mathrm{CN})_6\right]\end{array}\right\}$ $1.$ Ionisation
$(q)$ $\left.\begin{array}{l}\text { (III) }\left[\mathrm{PtCl}_2\left(\mathrm{NH}_3\right)_4\right] \mathrm{Br}_2 \\ \text { (IV) }\left[\mathrm{PtBr}_2\left(\mathrm{NH}_3\right)_4\right] \mathrm{Cl}_2\end{array}\right\}$ $2.$ Hydrate
$(r)$ $\left.\begin{array}{l}\text { (V) }\left[\mathrm{Co}(\mathrm{SCN})\left(\mathrm{NH}_3\right)_5\right] \mathrm{Cl}_2 \\ \text {(VI) }\left[\mathrm{Co}(\mathrm{NCS})\left(\mathrm{NH}_3\right)_5\right] \mathrm{Cl}_2\end{array}\right\}$ $3.$ Coordination 
$(s)$ $\left.\begin{array}{l}(\mathrm{VII})\left[\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right] \mathrm{Cl}_3 \\ (\mathrm{VIII})\left[\mathrm{CrCl}_2\left(\mathrm{H}_2 \mathrm{O}\right)_4\right] \mathrm{Cl} \cdot 2 \mathrm{H}_2 \mathrm{O}\end{array}\right\}$ $4.$ Geometrical
    $5.$ Linkage
The correct order of reactivity for reactions involving cleavage of $C - X$ bond in following compounds is 
Image
If rate of reaction is given as $\frac{1}{3} \frac{ d [x]}{ dt }=-\frac{1}{2} \frac{ d [ y ]}{ dt }=-\frac{ d [ Z ]}{ dt }$, the reaction can be represented as
A solation of non $-$ volatile solute is obtained by diselving $3.5 g$ in $100 g$ wolvent has botiag point elevation $6.35 K$. Calculate the molar mass of solute.
Calculate the amount of solute dissolved in 612 gram of water at $30^{\circ} \mathrm{C}$ if molar mass of solute is $342 \mathrm{~g} \mathrm{~mol}^{-1}$ (Relative vapour pressure lowering is 0.025 and molar mass of water $18 \mathrm{~g} \mathrm{~mol}^{-1}$ )
Which among the following is NOT intensive property?