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“925 fine silver” means an alloy of :...

“925 fine silver” means an alloy of :

A

7.5% Ag and 92.5% Cu

B

92.5% Ag and 7.5% Cu

C

80% Ag and 20% Cu

D

90% Ag and 10% Cu

Text Solution

Verified by Experts

The correct Answer is:
B
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MOTION-D-BLOCK ELEMENTS -Exercise III
  1. Colourless solutions of the following four salts are placed separately...

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  2. Peacock ore is:

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  3. “925 fine silver” means an alloy of :

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  4. The iron salt used in blue prints is :

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  5. Assertion: KMnO(4) is purple in colour due to charge transfer . Reas...

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  6. Assertion : K(2)CrO(4) has yellow colour due to charge transfer. Rea...

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  7. Statement-1: The highest oxidation state of chromium in its compound i...

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  8. Assertion : CrO(3) reacts with HCl to form chromyl chloride gas Reas...

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  9. Statement-1: Zinc does nt show characteristic properties of transition...

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  10. Assertion: Tungsten has very high melting point. Reason: Tungsten is...

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  11. Statement-1: Equivalent mass of KMnO(4) is equal to one-third of its m...

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  12. Assertion: Ce^(4+) is used as an oxidising agent in volumetric analysi...

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  13. Statement-1: Promethium is a man mae element. Statement-2: It is rad...

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  14. Statement-1: Cu^(+) ion is colourless. Statement-2: Four water molec...

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  15. Among d-block elements, the most abundant element belongs to the :

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  16. The 3d-metal ion are generally paramagnetic in nature because

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  17. Green vitriol is formed by :

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  18. Which one of the following forms with an excess of CN^(-) (Cyanide) a ...

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  19. Of the following outer lectronic configurations fo atoms the highest o...

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  20. In which of the following pairs are both the ions coloured in aqueous ...

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