Appearance Reaction with dilute $H C l$ Reaction with dilute $H N O_{3}$
Unknown metal #1 Dull gray solid with white oxide coating Dissolved with bubbles of clear gas Dissolved with bubbles of clear gas
Unknown metal #2 Solid; lustrous, smooth silver-gray surface No reaction Dissolved with bubbles of orange gas
Identify metal #2.

Carbon

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Copper

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Zinc

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Sodium

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Silver

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Solution

The correct option is E Silver
Silver has a lustrous smooth gray surface.
It reacts with $H N O_{3}$ as:
$3 A g + 2 {H N O}_{3} \to {4 A g N O}_{3} + {N O}_{2} + H_{2} O$ .
The orange gas obtained is $N O_{2}$ .

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Similar questions

	Appearance	Reaction with dilute $H C l$	Reaction with dilute $H N O_{3}$
Unknown metal #1	Dull gray solid with white oxide coating	Dissolved with bubbles of clear gas	Dissolved with bubbles of clear gas
Unknown metal #2	Solid; lustrous, smooth silver-gray surface	No reaction	Dissolved with bubbles of orange gas

H N O_{3}

Unknown metal	Appearance	Reactions with dilute HCl	Reaction with dilute HNO $_{3}$
(1)	Dull gray solid with white oxide coating	Dissolved with bubbles of clear gas	Dissolved with bubbles of clear gas
(2)	Solid; lustrous smooth silver-gray surface	No reaction	Dissolved with bubbles of orange gas

Unknown metal	Appearance	Reactions with dilute HCl	Reaction with dilute HNO $_{3}$
(1)	Dull gray solid with white oxide coating	Dissolved with bubbles of clear gas	Dissolved with bubbles of clear gas
(2)	Solid; lustrous smooth silver-gray surface	No reaction	Dissolved with bubbles of orange gas

_{3}

Unknown metal	Appearance	Reactions with dilute HCl	Reaction with dilute HNO $_{3}$
(1)	Dull gray solid with white oxide coating	Dissolved with bubbles of clear gas	Dissolved with bubbles of clear gas
(2)	Solid; lustrous smooth silver-gray surface	No reaction	Dissolved with bubbles of orange gas

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