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The nature of the oxide of radium is...

The nature of the oxide of radium is

A

Basic

B

Acidic

C

Nautral

D

Amphoteric

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The correct Answer is:
B
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CENGAGE CHEMISTRY-S-BLOCK GROUP 2 - ALKALINE EARTH METALS-Exercises Single Correct
  1. Be and Al exhibit many properties which are similar. But the two eleme...

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  2. Magnesium is an important component of which biomolecule occuring exte...

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  3. Serveral blocks of magnesium are fixed to the bottom of a ship to

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  4. The name and formula of the compound of magnesium, chlorine and oxygen...

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  5. Salt used as a purgative is

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  6. A compound (A) gives brick red flame and breaks down on heating giving...

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  7. Which of the following pair of substance give same gaseous product on ...

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  8. An alkaline earth metal gives a salt with chlorine which is sparingly ...

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  9. The metal that is extracted from sea water is

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  10. The element which shows radioactivity is

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  11. Magnesium wire burns in the atomosphere of CO(2) because

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  12. Silica reacts with magnesium to form magnesium compound (X).(X) reacts...

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  13. On strong heating of CaO and C, the products formed are

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  14. The nature of the oxide of radium is

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  15. Radium is obtained from

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  16. Which of the following is used for taking the X-ray spectra of the dig...

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  17. Among the given statements, the incorrect one is

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  18. Which of the following gives propyne on hydrolysis?

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  19. A metal X on heating in nitrogen gas gives Y,Y on treatment with H(2)O...

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  20. Mg is precipitated and estimated gravimetrically as:

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