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Which of the following alloys is used fo...

Which of the following alloys is used for making clock pendulums ?

A

Invar

B

Constantan

C

Brass

D

Bell metal.

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The correct Answer is:
A
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MODERN PUBLICATION-MOCK TEST PAPER - 1-MCQs
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  2. Plexiglass is a commercial name of :

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  3. Which of the following alloys is used for making clock pendulums ?

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  4. In which of the following reaction Kp and Kc are equal :

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  5. In the redox reaction : KMnO4 + NH3 to KNO3 + MnO2 + KOH + H2O t...

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  6. Rosenmund reduction of acyl chloride gives :

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  7. Which of the following will be most redily dehydrated in acidic condit...

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  8. Electron deficient molecular hydride is

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  9. Which of the following alkali metal halides has the lowest lattice ene...

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  10. When iodoform is treated with sliver powder it forms :

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  11. In the reaction sequence, CH2 = CH2 overset(HOCl)to X overset(Y)to ...

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  12. Which of the following cannot act as Lewis acid?

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  13. Of the five isomeric hexanes, the isomer which can give two monochlori...

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  14. In the reaction C6H6 + CO + HCl underset(AlCl3)overset("anhyd")to X...

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  16. Dettol is a mixture of chloroxylenol and :

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  19. M is a metal which forms an oxide, M(2)O and (1)/(2) M(2)O(s) rarr M(s...

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