Which of the following metal is present in Brass, Bronze and German silver ?

  • A

    $Cu$

  • B

    $Na$

  • C

    $Mg$

  • D

    $Al$

Similar Questions

Incorrect match is

ppt    $\rightarrow$      colour

Which of the following statement is not true

The aqueous solution containing which one of the following ions will be colourless

  • [AIPMT 2005]

$MnO _4^{-}$oxidises $(i)$ oxalate ion in acidic medium at $333\, K$ and $(ii)$ $HCl$. For balanced chemical equations, the ratios $\left[ MnO _4^{-}: C _2 O _4^{2-}\right]$ in $(i)$ and $\left[ MnO _4^{-}: HCl \right]$ in $(ii)$ respectively are

  • [KVPY 2011]

How would you account for the irregular variation of ionisation enthalpies (first and second) in the first series of the transition elements?