The process of black and white photography depends upon the following reaction which is initiated by light.
$2 A g^{+} + 2 B r^{-} \to 2 A g + B r_{2}$
Which of the following species is reduced in this reaction?

A g^{+}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B r^{-}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B r_{2}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D $A g^{+}$
$A g^{+}$ gains electrons and is said to be reduced.

Suggest Corrections

Similar questions

2 A g B r h v \to 2 A g + B r_{2}

E^{\circ}

2 A g + Z n^{2 +} \to 2 A g^{+} + Z n

E_{A g^{+} / A g}^{\circ} = 0.80 V, E_{Z n^{2 +} / Z n}^{\circ} = - 0.76 V

B r_{2} + 2 O H^{-} \to B r O^{-} + B r^{-} + 2 H_{2} O

B r_{2}

B r O^{-}

B r^{-}

Join BYJU'S Learning Program