Which pair of elements from the following is used to make an alloy for trophies?
- A$Cr$ and $Zn$
- B$Ni$ and $Cu$
- C$Cu$ and $Sn$
- D$Ni$ and $Zn$
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Similar Questions
The oxoanion which contains all equivalent $M-O$ bonds is:
$(I)$ $CrO_4^{2-}$
$(II)$ $MnO_4^-$
$(III)$ $Cr_2O_7^{2-}$
$(I)$ $CrO_4^{2-}$
$(II)$ $MnO_4^-$
$(III)$ $Cr_2O_7^{2-}$
Easy
View SolutionPotassium permanganate on heating at $513 \ K$ gives a product which is :
$X$ is an oxoanion of the lightest element of group $7$ in the periodic table. The metal is in $+6$ oxidation state in $X$. The color of the potassium salt of $X$ is
DifficultJEE MAIN 2026
View Solution$2KMnO_4 \xrightarrow{200^{\circ}C} K_2MnO_4 + MnO_2 + O_2$. Here,'$X$' is $K_2MnO_4$. Which of the following statements is correct for '$X$'?
Difficult
View SolutionState the uses of zinc and iron.
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