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Aluminium appears like gold when it is m...

Aluminium appears like gold when it is mixed with

A

80 % Co

B

75 % Ni

C

90 % Cu

D

80 % Sn.

Text Solution

Verified by Experts

The correct Answer is:
C
An alloy of Cu (90 %) and Al (10 %).
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DINESH PUBLICATION-THE NOBLE GASES-Brain Teasers - 19
  1. Which among the following is solid or ordinary temperature ?

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  2. Which of the following represents Caro's acid ?

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  3. Aluminium appears like gold when it is mixed with

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  4. Which of the following does not exist ?

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  5. Which of the following hydride is capable of showing conformations ?

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  6. Which oxidation state is not shown by carbon in its compounds?

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  7. On exposure to light, electrical conductivity of selenium

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  8. Which are formed when an electric discharge is passed through helium, ...

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  9. is used as anaesthetic due to the formation of aqueous clathrates in ...

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  10. An aluminium-silica clay called bentonite is dropped from aeroplanes i...

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  11. Out of the following which will have highest tendency to form ionic co...

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  12. Which of the following gases is used in very low temperature thermomet...

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  13. Which of the following is known as Javelle water ?

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  14. Anhydrone, a drying agent is

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  15. Percentage of silver in silver paint is

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  16. The oxalate of which of the following elements is component of most ki...

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  17. The carbide of which of the following metals on hydrolysis give Allyle...

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  18. ……….. Is called white graphite

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  19. Halide of sulphur used in the vulcanisation of rubber is

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  20. Which of the following is called Bertheiot's salt?

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