Question
Which of the following elements is found in native state

Answer

b
(b) Gold is found in native state.

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

$10\,g$ of $CaCO_3$ contains
$2.18\,gm$ of an organic compound containg sulphur produces $0.12\,g$ of $BaSO_4$. The percentage.........$\%$ of sulphur in the compound is ?
$\begin{matrix}
   C{{H}_{3}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   |\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   Cl-C{{H}_{2}}-C-C{{H}_{2}}-C{{H}_{2}}-Cl+{{I}^{-}}  \\
   |\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   \,C{{H}_{3}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
\end{matrix}\xrightarrow[DMF]{}$  product; Major product of this reaction is
Consider the reaction ${H_2}S{O_3}\left( {aq} \right) + S{n^{4 + }}\left( {aq} \right) + {H_2}O\left( l \right) \to S{n^{2 + }}\left( {aq} \right) + HSO_4^ - \left( {aq} \right) + 3{H^ + }\left( {aq} \right)$ Which of the following statements is correct?
In acidic medium required number of moles of ferrous oxalate for reduction of $2.5\, moles$ of $KMnO_4$ is
Ratio of time taken to complete $60\%$ and $20\%$ of first order reaction $[A \rightarrow $ product $]$ is : $(\log\,2 = 0.3)$
In the electrolytic cell, flow of electrons is from
The exact volumes of $1\, M\, NaOH$ solution required to neutralise $50 \,mL$ of $1 \,M \,H _{3} PO _{3}$ solution and $100\, mL$ of $2 \,M\, H _{3} PO _{2}$ solution, respectively, are :
Based upon an understanding of product stability, predict the product formed when  the following dianion reacts with one equivalent of acid
Which of the following diatomic molecular species has only $\pi$ bonds according to Molecular Orbital Theory?